Transcript of Template by Bill Arcuri, WCSD Click Once to Begin JEOPARDY! 8 TH GRADE MATH Unit 8 Quadratic...
Template byBill Arcuri, WCSD
Click Once to BeginJEOPARDY!8TH GRADE MATH
Unit 8
Quadratic Expressions and Equations
Template byBill Arcuri, WCSD
JEOPARDY!
100 100 100 100 100 100
200 200 200 200 200 200
300 300 300 300 300 300
400 400 400 400 400 400
500 500 500 500 500 500
Add and subtract
polynomials
Multiply
polynomials
Factoring with
Distributive prop
Factoring x2+bx+c
Factoring
ax2+bx+c
Fun with quadratics!
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Topic 1 100 Points
Simplify:(m –m) + (2m + m )2 2
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Topic 1 100 Points
Answer
Simplify:(m –m) + (2m + m )22
2m + m2
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Topic 1 200 Points
Simplify:(11m-7n) – (2m + 6n)
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Topic 1200 Points
Answer
Simplify:(11m-7n) – (2m + 6n)
9m -13n
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Topic 1 300 Points
Write the expression in standard form.Identify the Leading Coefficient and Degree of the polynomial.
-3 + 3x - x + 5x 3 32
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Topic 1 300 Points
Answer
Write the expression in standard form.Identify the Leading Coefficient and Degree of the polynomial
-3 + 3x - x + 5x 3 32
8x - x - 3LC = 8, degree = 3
3 2
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Topic 1400 Points
Simplify:
(-8w + 4w – 2) + (2w - w + 6)2 2
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Topic 1400 Points
Answer
Simplify:
(-8w + 4w – 2) + (2w - w + 6)2 2
-6w + 3w + 42
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Topic 1 500 Points
Column 1 Column 2Simplify:
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Topic 1500 Points
Answer
Simplify:
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Topic 2100 Points
Simplify:(6a-3)(7a-4)
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Topic 2100 Points
Answer
Simplify:(6a-3)(7a-4)
42a - 45a + 122
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Topic 2200 Points
Simplify:(3x + 5y) 2
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Topic 2200 Points
Answer
Simplify:(3x + 5y) 2
9x +30xy + 25y2 2
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Topic 2300 Points
Solve:
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Topic 2300 Points
Answer
X = 1
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Topic 2400 Points
Simplify:
5n (n - 6) – 2n(3n +n - 6) + 7(n - 3)2 2 2
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Topic 2400 Points
Answer
Simplify:
5n (n - 6) – 2n(3n +n - 6) + 7(n - 3)2 2 2
-n - 25n + 12n - 213 2
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Topic 2500 Points
Simplify:
(3n – 4) (n +5n – 4)2
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Topic 2500 Points
Answer
(3n – 4) (n +5n – 4)2
3n + 11n - 32n + 1623
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Topic 3100 Points
Factor:81r - 18
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Topic 3100 Points
Answer
Factor:81r - 18
9(9r - 2)
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Topic 3200 Points
Factor:
24x y - 30x y 3 2 2
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Topic 3200 PointsAnswers
Factor:
24x y - 30x y 2 23
6x y(4x-5y)2
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Topic 3300 Points
Factor:9ax +18bx +24cx3 2
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Topic 3300 Points
Answer
Factor:9ax +18bx +24cx3 2
3x(3ax +6bx + 8c)2
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Topic 3400 Points
Solve:2a +3a+6a+9=02
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Topic 3400 Points
Answer
Solve:2a +3a+6a+9=02
{-3 or -3/2}
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Topic 3500 Points
Solve:8x = -26x2
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Topic 3500 Points
Answer
Solve:8x = -26x2
{0, -13/4}
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Topic 4100 Points
Factor:
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Topic 4
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100 PointsAnswer
(r-6)(r-2)
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Topic 4200 Points
Factor:
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Topic 4200 Points
Answer
(x-11)(x+5)
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Topic 4300 Points
SOLVE
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Topic 4300 Points
Answer
{8, 10}
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Topic 4400 Points
Factor:
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Topic 4400 Points
Answer
(x+11)(x-11)
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Topic 4500 Points
Solve:
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Topic 4500 Points
Answer
{-2,28}
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Topic 5 100 Points
Factor:
3n + 5n + 22
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Topic 5100 Points
Answer
Factor:
3n + 5n + 22
(3n+2)(n+1)
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Topic 5200 Points
Factor:
2t + 9t - 52
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Topic 5200 Points
Answer
2t + 9t - 52
(2t-1)(t+5)
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Topic 5300 Points
Factor: 10x - 9x + 6
Daily Double!!!
2
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Topic 5300 Points
Answer
PrimeFactor: 10x - 9x + 6
Daily Double!!!
2
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Topic 5400 Points
2Solve:8q – 10q + 3 = 0
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Topic 5400 Points
Answer
28q – 10q + 3 = 0
q= ½ OR q=3/4
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Topic 5500 Points
Solve:
8z + 20z = 482
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Topic 5500 Points
Answer
Solve:
8z + 20z = 482
4(z+4)(2z-3)=0Z=-4 OR z=3/2
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Topic 6100 Points
4x+2
2x-2
Write an expression to Represent the area of theTriangle.
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Topic 6100 Points
Answer
2x-2
4x+2
½(2x-2)(4x+2) =
4x -2x - 22
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Topic 6200 Points
Let x be an integer.What is the product of the next Two consecutive integers?
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Topic 6200 Points
Answer
Let x be an integer.What is the product of the next Two consecutive integers?
(x+1)(x+2) = x +3x + 22
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Topic 6300 Points
Factor:4c – 5d 2 2
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Topic 6300 Points
Answer
Factor:4c – 5d 2 2
Prime!
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Topic 6400 PointsDaily Double!!!
Use the formula: h= vt -16t to solve:2
A punter can kick a football with anInitial velocity (v) of 48 feet per second.How many seconds will it take for the ball to first reach a height of 32 feet.
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Topic 6400 Points
AnswerDaily Double!!!
A punter can kick a football with anInitial velocity (v) of 48 feet per second.How many seconds will it take for theBall to first reach a height of 32 feet.
1 Second
16t - 48t + 32 = 0
2
16(t – 3t + 2) = 016(t-2)(t-1)=0
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Topic 6500 Points
The area in square feet of a rectangularswimming pool is given by the formulaA=12w – w , where w is the width of one side.
a) Write an expression for theother side of the pool.b) What is the perimeterOf the pool?