Find the indicated matrix.Let A =  and B = . Find AB.

A. not defined
B.
C.
D.

Answer: D

Mathematics

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A.  + C
B.  + C
C.  + C
D.  + C

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A. 4.7 B. 0.36 C. 0.047 D. 0.47

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Perform the indicated operation where possible. +  

A.

B.

C.

D.

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Factor by grouping.x3 + 2x2 + 4x + 8

A. (x - 2)(x3 + 4) B. (x + 2)(x2 + 4) C. (x + 2)(x2 - 4) D. (x + 2x)(x2 + 4)

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