Express as an equivalent expression without negative exponents.t7 ? t5

A.
B. t2
C. t12
D.


Answer: C

Mathematics

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Find the volume of the solid generated by revolving the region about the given axis. Use the shell or washer method.The region in the first quadrant bounded by x = 2y - y2 and the y-axis about the x-axis

A. 2?
B. 4?
C. ?
D. ?

Mathematics

Determine the area of the surface generated when the curve is revolved about the indicated axis.x = 4y3/2 - , for 1 ? y ? 8; about the y-axis

A. ?
B.
C. ?
D.

Mathematics

Solve the problem.Andrea Gilford's savings account has a balance of $3200. After 4 years, what will the amount of interest be at 12% APR compounded quarterly?

A. $1940.06 B. $1926.06 C. $192.00 D. $1935.06

Mathematics

Determine the size of matrix A and tell whether it is a square matrix, row matrix, column matrix, or none of these.A = 

A. 9; none of these B. 2 × 3; none of these C. 3 × 3; square matrix D. 6 × 6; square matrix

Mathematics