100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and...

54
100 200 300 400 500 100 200 300 400 500 100 200 300 Exponentials Models Logarithms Compositio ns and Inverses Systems 400 500 100 200 300 400 500 100 200 300 400 500 End Round Theme Final Jeopardy

Transcript of 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and...

Page 1: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

100100

200200

300300

400400

500500

100100

200200

300300

400400

500500

100100

200200

300300

Exponentials ModelsLogarithmsCompositions and Inverses

Systems

400400

500500

100100

200200

300300

400400

500500

100100

200200

300300

400400

500500

End RoundTheme Final Jeopardy

Page 2: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Exponentials 100 PointsExponentials 100 PointsExponentials 100 PointsExponentials 100 Points

25 = x

Page 3: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Exponentials 100 PointsExponentials 100 PointsExponentials 100 PointsExponentials 100 Points

X = 32

Page 4: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Exponentials 200 PointsExponentials 200 PointsExponentials 200 PointsExponentials 200 Points

X0 = ?

Page 5: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Exponentials 200 PointsExponentials 200 PointsExponentials 200 PointsExponentials 200 Points

X0 = 1

Page 6: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Exponentials 300 PointsExponentials 300 PointsExponentials 300 PointsExponentials 300 Points

Who is “e” named after and what type of number

is it?

Page 7: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Exponentials 300 PointsExponentials 300 PointsExponentials 300 PointsExponentials 300 Points

Euler, irrational

Page 8: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Exponentials 400 PointsExponentials 400 PointsExponentials 400 PointsExponentials 400 Points

Sketch f(x) = ex, and identify its intercepts, asymptotes (if any), and domain and range.

Page 9: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Exponentials 400 PointsExponentials 400 PointsExponentials 400 PointsExponentials 400 Points

Intercepts:X-int: none Y-int:

(0,1)Asymptotes: y = 0D: all real #’sR: y>0

Page 10: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Exponentials 500 PointsExponentials 500 PointsExponentials 500 PointsExponentials 500 Points

Sketch a graph of the following function:

f(x) = -2f(x) = -2xx +3 +3

Page 11: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Exponentials 500 PointsExponentials 500 PointsExponentials 500 PointsExponentials 500 Points

Page 12: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Logarithms 100 PointsLogarithms 100 PointsLogarithms 100 PointsLogarithms 100 Points

Write the following logarithm Write the following logarithm in exponential form:in exponential form:

loglog3381 = 481 = 4

Page 13: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

3344 = 81 = 81

Logarithms Logarithms 100 Points 100 PointsLogarithms Logarithms 100 Points 100 Points

Page 14: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Logarithms Logarithms 200 Points200 PointsLogarithms Logarithms 200 Points200 Points

Write the following Write the following exponential equation in exponential equation in

logarithmic form:logarithmic form:

8822 = 64 = 64

Page 15: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Logarithms Logarithms 200 Points200 PointsLogarithms Logarithms 200 Points200 Points

log864 = 2

Page 16: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Logarithms Logarithms 300 Points300 PointsLogarithms Logarithms 300 Points300 Points

Expand the following expression:

log4x2y

Page 17: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

log4 + 2logx + logy log4 + 2logx + logy

Logarithms Logarithms 300 Points300 PointsLogarithms Logarithms 300 Points300 Points

Page 18: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Logarithms Logarithms 400 Points400 PointsLogarithms Logarithms 400 Points400 Points

Solve:Solve:

2 ln e2 ln e66 – ln e – ln e55

Page 19: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Logarithms Logarithms 400 Points400 PointsLogarithms Logarithms 400 Points400 Points

7

Page 20: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Logarithms Logarithms 500 Points500 PointsLogarithms Logarithms 500 Points500 Points

Condense the following Condense the following expression:expression:

4[ ln z + ln(z + 5)] – 2 ln(z – 5)4[ ln z + ln(z + 5)] – 2 ln(z – 5)

Page 21: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Logarithms Logarithms 500 Points500 PointsLogarithms Logarithms 500 Points500 Points

ln ----------ln ----------zz44(z + 5)(z + 5)44

(z – 5)(z – 5)22

Page 22: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

oo

Compositions&Inverse 100 PointsCompositions&Inverse 100 PointsCompositions&Inverse 100 PointsCompositions&Inverse 100 Points

f(x) = 2x2 – 1 g(x) = 3x – 3

Find (g f)(x). 

Page 23: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Compositions&Inverse100 PointsCompositions&Inverse100 PointsCompositions&Inverse100 PointsCompositions&Inverse100 Points

6x6x22 – 6 – 6

Page 24: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Compositions&Inverse 200 PointsCompositions&Inverse 200 PointsCompositions&Inverse 200 PointsCompositions&Inverse 200 Points

f(x) = 2x2 – 1 g(x) = 3x – 3

Find (f + g)(x). 

Page 25: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

2x2x22 + 3x – 4 + 3x – 4

Compositions&Inverse 200 PointsCompositions&Inverse 200 PointsCompositions&Inverse 200 PointsCompositions&Inverse 200 Points

Page 26: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Compositions&Inverse 300 PointsCompositions&Inverse 300 PointsCompositions&Inverse 300 PointsCompositions&Inverse 300 Points

Find the inverse of f(x) = 2x – 2 Find the inverse of f(x) = 2x – 2

Page 27: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Compositions&Inverse 300 PointsCompositions&Inverse 300 PointsCompositions&Inverse 300 PointsCompositions&Inverse 300 Points

ff—1—1(x) = 0.5x + 1(x) = 0.5x + 1

Page 28: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Compositions&Inverse 400 PointsCompositions&Inverse 400 PointsCompositions&Inverse 400 PointsCompositions&Inverse 400 Points

What is the inverse of f(x) = x2 – 3?

Page 29: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Compositions&Inverse 400 PointsCompositions&Inverse 400 PointsCompositions&Inverse 400 PointsCompositions&Inverse 400 Points

No InverseNo Inverse

Page 30: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Compositions&Inverse 500 PointsCompositions&Inverse 500 PointsCompositions&Inverse 500 PointsCompositions&Inverse 500 Points

What is the inverse of f(x) = ex – 4?

Page 31: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Compositions&Inverse 500 PointsCompositions&Inverse 500 PointsCompositions&Inverse 500 PointsCompositions&Inverse 500 Points

f f -1-1(x) = ln(x+1)(x) = ln(x+1)

Page 32: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

ModelsModels 100 Points100 PointsModelsModels 100 Points100 Points

A total of $12,000 is invested at A total of $12,000 is invested at an annual interest rate of 9%. an annual interest rate of 9%.

Find the balance after 5 years if Find the balance after 5 years if it is compounded monthly.it is compounded monthly.

Page 33: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

ModelsModels 100 Points100 PointsModelsModels 100 Points100 Points

Approximately $18,788.17

Page 34: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

ModelsModels 200 Points200 PointsModelsModels 200 Points200 Points

On the day of a child’s birth, a deposit of $25,000 is made in a trust fund that pays

8.75% interest, compounded continuously. Determine the balance in this account on

the child’s 25th birthday.

Page 35: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

ModelsModels 200 Points200 PointsModelsModels 200 Points200 Points

Approximately $222,822.57

Page 36: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

ModelsModels 300 Points300 PointsModelsModels 300 Points300 Points

A deposit of $5000 is made in a trust fund that pays 7.5% interest, compounded continuously. It is specified that the balance will be given to the college from which the donor graduated after the

money has earned interest for 50 years. How much will the college

receive?

Page 37: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

ModelsModels 300 Points300 PointsModelsModels 300 Points300 Points

Approximately Approximately $212,605.41$212,605.41

Page 38: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

ModelsModels 400 Points400 PointsModelsModels 400 Points400 Points

The number V of computers infected by a computer virus increases according to the model V(t) = 100e4.6052t, where t is the time in hours. Find the number of computers infected after 2 hours.

Page 39: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

ModelsModels 400 Points400 PointsModelsModels 400 Points400 Points

1,000,059.6

Page 40: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

ModelsModels 500 Points500 PointsModelsModels 500 Points500 Points

An isotope has a half-life of 2,500 years. Its An isotope has a half-life of 2,500 years. Its mass after 200 years is 12 grams. What was mass after 200 years is 12 grams. What was

the initial mass?the initial mass?

Page 41: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

ModelsModels 500 Points500 PointsModelsModels 500 Points500 Points

Approximately 12.684 grams

Page 42: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Systems Systems 100 Points 100 PointsSystems Systems 100 Points 100 Points

Page 43: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

SystemsSystems 100 Points 100 PointsSystemsSystems 100 Points 100 Points

(2, -4)(2, -4)

Page 44: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Systems Systems 200 Points 200 PointsSystems Systems 200 Points 200 Points

Page 45: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

SystemsSystems 200 Points 200 PointsSystemsSystems 200 Points 200 Points

(-3, -9)(-3, -9)

Page 46: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Systems Systems 300 Points 300 PointsSystems Systems 300 Points 300 Points

Page 47: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Systems Systems 300 Points 300 PointsSystems Systems 300 Points 300 Points

Infinite number of solutionsInfinite number of solutions

Page 48: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Systems Systems 400 Points 400 PointsSystems Systems 400 Points 400 Points

Page 49: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Systems Systems 400 Points 400 PointsSystems Systems 400 Points 400 Points

(-1, 3)(-1, 3)

Page 50: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Systems Systems 500 Points 500 PointsSystems Systems 500 Points 500 Points

Page 51: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

Systems Systems 500 Points 500 PointsSystems Systems 500 Points 500 Points

(6, -4, 1)(6, -4, 1)

Page 52: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

EliminationEliminationEliminationElimination

Page 53: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

FINAL JEOPARDYFINAL JEOPARDYFINAL JEOPARDYFINAL JEOPARDY

What is the name of the three What is the name of the three variable elimination we learned in variable elimination we learned in

class yesterday, and who is it class yesterday, and who is it named after?named after?

Page 54: 100 200 300 400 500 100 200 300 400 500 100 200 300 ExponentialsModels Logarithms Compositions and Inverses Systems 400 500 100 200 300 400 500 100 200.

FINAL JEOPARDYFINAL JEOPARDYFINAL JEOPARDYFINAL JEOPARDY

Gaussian Elimination, named after GaussGaussian Elimination, named after Gauss