Factor by grouping.x3 + 6x2 - 10x - 60
A. (x2 + 6)(x - 10)
B. (x + 6)(x3 - 10x)
C. (x - 6)(x2 - 10)
D. (x + 6)(x2 - 10)
Answer: D
Mathematics
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Find the volume of the solid generated by revolving the region about the y-axis.The region in the first quadrant bounded on the left by the circle x2 + y2 = 16, on the right by the line , and above by the line y = 4
A. 64?
B. 16?
C. ?
D. ?
Mathematics
Solve for x. =
A. 2 B. 5 C. 3 D. 4
Mathematics
Solve the problem.Suppose that = 3. Find
and
.
A. 27;
B. 12; 3
C. 27; -3
D. 9; -3
Mathematics
Solve. -
=
A. ±2
B.
C. ±2i
D. No solution
Mathematics