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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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
Set up an integral for the length of the curve.x = sin 7y, - ? ? y ? 0
A. 
B. 
C. 
D. 