Determine whether the two pairs of numbers are proportional.6, 10 and 12, 20
A. Yes
B. No
Answer: A
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The graph shows that the cost of the average college mathematics textbook has been rising steadily since 1990.
a. What is the y-intercept?b. What is the slope?c. What is the equation of this line, in slope-intercept form?d. Predict the cost of an average college mathematics textbook in 2016.
What will be an ideal response?
Determine the quadrant in which the terminal side of angle ? lies.tan ? < 0 and sin ? < 0
A. Quadrant IV B. Quadrant I C. Quadrant III D. Quadrant II
Find the x- and y-intercepts for the equation. Then graph the equation.
x + 
y = -2
A. 
, (0, 10)
B. 
, (0, -10)
C. 
, (0, 10)
D. 
, (0, -10)
Use the rational zero test to find all the rational zeros of f(x).f(x) = 4x3 + 5x2 - 23x - 6
A. Zeros: 3, -2, 1 B. Zeros: 3, -2, 1/4 C. Zeros: -3, 2, -1/4 D. Zeros: -3, 2, -1