Write the equation of the line in slope-intercept form given the slope and the coordinates of the y-intercept.m = 2; (0, 8)
A. y = 2x + 8
B. y = -2x + 8
C. y = -2x - 8
D. y = 2x - 8
Answer: A
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Set up an integral for the length of the curve.x = sin 7y, - ? ? y ? 0
A. 
B. 
C. 
D. 
Graph the parabola and label the vertex. Find the y-intercept.y = -3
2 - 5
A. vertex (
, 5), y-intercept (0, -95.75)
B. vertex (
, -5), y-intercept (0, -95.75)
C. vertex (
, -5), y-intercept (0, 95.75)
D. vertex (- 
, -5), y-intercept (0, -95.75)
Find the x- and y-intercepts of f.f(x) = (x - 3)2(x2 - 25)
A. x-intercepts: -3, -25; y-intercept: 75 B. x-intercepts: -5, 3, 5; y-intercept: 225 C. x-intercepts: -5, 3, 5; y-intercept: -225 D. x-intercepts: 3, 25; y-intercept: 75
Solve.Police use the formula s = 
to estimate the speed s of a car in miles per hour, where d is the distance in feet that the car skidded and f is the coefficient of friction. If the coefficient of friction on a certain gravel road is 0.21 and a car skidded 310 feet, find the speed of the car, to the nearest mile per hour.
A. 44 mph B. 1953 mph C. 242 mph D. 96 mph