Factor completely. If the polynomial cannot be factored, say it is prime.3x2 - 75
A. 3(x + 5)2
B. 3(x + 5)(x - 5)
C. 3(x - 5)2
D. prime
Answer: B
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Change the Cartesian integral to an equivalent polar integral, and then evaluate.
A. 
B. 
C. 
D. 
Solve the problem. Round to the nearest tenth if necessary.A rectangular plot of land is 90 yards wide by 95 yards long. Find the length of the diagonal and if necessary, round to the nearest tenth yard.
95 yd
A. 30.4 yd B. 132.1 yd C. 130.9 yd D. 185 yd
Graph the pair of polar equations on a calculator, together on the same screen, and use the trace feature to estimate the polar coordinates of all points of intersection of the curves. Round to the nearest hundredth, if necessary.r = 7, r = 4 + 3 sin ?
A. (1.57, 7) B. (7, 1.57), (7, 4.712) C. (7, 3.14) D. (7, 1.57)
Match the function with its graph.1) y = sin 
2) y = cos 
3) y = sin 
4) y = cos 
A)B)
?
height="200" width="200" />C)D)
?
A. 1A, 2B, 3C, 4D
B. 1C, 2A, 3B, 4D
C. 1B, 2D, 3C, 4A
D. 1A, 2D, 3C, 4B