Find the determinant.det 

A. 45
B. -45
C. -42
D. 15

Answer: B

Mathematics

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Factor by grouping.25z4 - 5z2 - 12

A. (5z2 + 4)(5z2 - 3) B. (5z2 + 3)(5z2 - 4) C. (5z4 + 3)(5z - 4) D. (5z4 + 4)(5z - 3)

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Solve.The length of a rectangle is 130 in. and the width is 38 in. Find its perimeter.

A. 336 in. B. 168 in. C. 4940 in. D. 298 in.

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Graph the function.y = -tan x

A.

B.

C.

D.

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Find the effective rate of interest.50.08% compounded daily

A. 50.985% B. 64.947% C. 50.285% D. 50.203%

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Mathematics