One solution of a polynomial equation is given. Use synthetic division to find any remaining solutions.4x3 + 5x2 - 23x - 6 = 0; -3
A. 3, -2, 1
B. 2, - 
C. -2, 
D. 2, -1
Answer: B
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Find the volume of the described solid.The base of a solid is the region between the curve y = 3cos x and the x-axis from x = 0 to 
. The cross sections perpendicular to the x-axis are squares with bases running from the x-axis to the curve.
A. 
?
B. 
?
C. 2?
D. 
?
Solve the problem.A projectile is fired with an initial velocity of 350 feet per second at an angle of 45° with the horizontal. In how many seconds will the projectile strike the ground? (Round your answer to the nearest tenth of a second.)
A. 12.1 sec B. 23.6 sec C. 20.3 sec D. 15.5 sec
Determine the intervals on which the function is increasing, decreasing, and constant.
A. Increasing on (-?, -1); Decreasing on (-1, ?) B. Increasing on (1, ?); Decreasing on (-?, 1) C. Increasing on (-1, ?); Decreasing on (-?, -1) D. Increasing on (-?, 1); Decreasing on (1, ?)
Solve the problem.If the formula R = -0.037t + 50.1 can be used to predict the world record in the 
eter dash 
after 1925, for what years will the world records be 47.8 seconds or less?
A. t > 1963 B. t > 1989 C. t ? 1987 D. t ? 1988