7/29/2019 Math IV
http://slidepdf.com/reader/full/math-iv 1/6
Chapter 7: Statistics
1. A branch of Mathematics concerned with the techniques by which information is collected,
organized, analyzed, and interpreted.
a. Statistics
b. Accountancyc. Economics
d. Analysis
2. Any subset of elements drawn by some appropriate method from a defined population.
a. set
b. population
c. sample
d. none of the above
3. A procedure where a sample is selected in such a way that every element is as likely to be
selected as any other element from the population.
a. Samplingb. Random sampling
c. Synthetic random sampling
d. Simple random sampling
4. Below are figures used to present data in a more organized way. Which one is not?
a. Tables
b. Graphs
c. Charts
d. none of the above
5. It is done after all statistical information is collected, organized, and presented as a frequency
distribution and the mean, median, and mode is computed.a. Analyzing set of data
b. Sampling
c. Setting
d. Statistics
Chapter 6: Circular Functions and Trigonometry
1. Convert 195o
to Radian.
a. 12/13 π
b. 3/2 π
c. 13/12 π
d. None of the above
2. Which of the following are Pythagorean triples?
a. 6, 9, 11
b. 5, 8, 11
c. 3, 4, 5
d. A & C
7/29/2019 Math IV
http://slidepdf.com/reader/full/math-iv 2/6
3. What is tan150o
equal to?
a. 0
b. 1
c. √2/2
d. -1
4. If θ=47o; x is:
a. 17.3cm
b. 16.1cm
c. 21.4cm
d. 13.5cm
5. The top of a ladder 5 meters long is leaning on a wall at 10 meters high. How far is the base of
the wall from the base of the ladder if the angle made by the ladder and the ground is 60o?
a. 5/2b. 5√6-5√2
4
c. 5√6
4
d. 5√2
4
Chapter 5: Exponential and Logarithmic Functions
1. A certain species of bacteria multiply twice its original population every 16 seconds. How much
of the bacteria would there be after 2 minutes and 8 seconds if it had an original population of
120?
a. 120
b. 15, 360
c. 30, 720
d. 30, 270
2. The domain of f(x)=log x is:
a. b. {x/x≠13}
c. {x/x>0}
d. None of the above
3. What is the asymptote of f(x)= -2x+5?
a. y = 0
b. y = 5
c. y = -5
d. y = 2
4. The inverse of an exponential function is
7/29/2019 Math IV
http://slidepdf.com/reader/full/math-iv 3/6
a. Rational Function
b. Quadratic Function
c. Logarithmic Function
d. Polynomial Function
5. (6x3y2z8)0 (6x2y-9z3)-1
a. y9
6x2z
3
b. c. d. 0
Chapter 4: Polynomial Functions
1. Solve for the x-intercepts of the function y = x3 - 8x2 - 9x + 14 Answers: x = 1, -2, 7
a. x = 1, -2 , 7
b. x = 3, 5, 9
c. x = 8, 3, 2
d. x = 0, -5, 11
2. A process of dividing a number from a number avoiding decimals is
a. Division Algorithm
b. Synthetic Division
c. Division
d. Multiplication of Polynomials
3.
What is the critical value of p(x) = x
4
-x
3
-7x
2
+x+6?a. 0, -2, -5, 9
b. -1, -2, -4, -7
c. 5, 6, 5, 7
d. 1, -1, 3, 2
4. What is the remainder when x4+5x
3-2x
2+9x+6 is divided by x-2?
a. -15
b. 25
c. -42
d. 42
5.
Which of the following is not a polynomial function?a. f(x) = 10x
4-8x
3+4x
2-3x+5
b. f(x) = x4+2x3+3x2+5x+9
c. f(x) = 2(x-5)2+3
d. f(x) = x+4y
Chapter 3: Quadratic Functions
7/29/2019 Math IV
http://slidepdf.com/reader/full/math-iv 4/6
1. The graph of the function y=x2
- 4x - 91 intersects the X and Y axes at?
a. x = 6, 16; y = -91
b. x = 8, 15; y = -50
c. x = 10, 17; y = -65
d. x = 7, 13; y = -91
2. The value of x that will make the function f(x) = x2+6x-9 equal to zero is
a. 3
b. 2
c. 5
d. 9
3. The concavity of the quadratic function f(x) = 5 (x+3)2
is
a. upward
b. downward
c. right
d. left
4. Write the quadratic equation x2-10x+25 in the form f(x) = a(x-h)2+k using completing the square.
a. (x-10)2
b. (x-5)2
c. (x+5)2
d. (x+10)2
5. There is no x-intercept in a quadratic equation if the zeros are
a. rational
b. real
c. imaginary
d. none of the above
Chapter 2: Linear Functions
1. Express the equation 4y/3 - 27 = 7x - 9 + y in the form where y is a function of x.
a. y = 17x + 110
b. y = 21x + 108
c. y = 19x + 115
d. y = 18x + 162
2. Find the equation of a line in the form Ax+By+C = 0 if the line is passing through (-5, 2) and (-7, -
8).
a. 2x-y+9 = 0b. 3x-y+17 = 0
c. 9x+2y-45 = 0
d. 6x-5y+15 = 0
3. If y = 6x+7, and x = -1, what is y?
a. 1
b. 2
7/29/2019 Math IV
http://slidepdf.com/reader/full/math-iv 5/6
c. 5
d. 9
4. The trend of y = -2/3x+5 is
a. does not tell
b. none
c. increasing
d. decreasing
5. When two different lines intersect, they meet at
a. a plane
b. a ray
c. a point
d. none
Chapter 1: Functions
1. The Equation (y2 - 4y + 4) = x3 - 4x2 + 7x - 28 is a function. True or False.
a. True
b. False
c. Does not say
d. I don’t know
2. What is the domain of 2
1 y
x
?
a. b. {x/x , x≠ -1}
c. {x/x , x≠ 0}
d. {x/x , x≠ 1}
3. “Add 3, then multiply by 2”. Express in function notation.
a. f(x) = x2+3
2
b. f(x) = 2x+6
c. f(x) = x+6
d. f(x) = x+32
4. If f(x) = x+1, and g(x) = x+2, then (fg)(x) is
a. x2-9x+6
b. x2+3x+2
c. x2-3x-2
d. x2+3x-2
5. Rewrite the 9x+4y=15 in y=mx+b form.
a. y = -4x+9
4
b. y = 9x-15
4
7/29/2019 Math IV
http://slidepdf.com/reader/full/math-iv 6/6
c. y = -9x+15
4
d. y = -4x+9
15
Top Related