Find the sum of the arithmetic series.3 + 9 + 15 ... + a25 

A. 1800
B. 1950
C. 1875
D. 1560

Answer: C

Mathematics

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Find the product AB, if possible.A = , B = 

A.

B.

C. AB is not defined.
D.

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Use a graphing utility to find the inverse of the matrix, if it exists. Round answers to two decimal places, if necessary. 

A.

B.

C.

D.
 

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Provide an appropriate response.Write x ? x ? x ? x ? x using exponents.

A. 5(x) B. x5 C. 5 D. 5x

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Write using radical notation. Then, simplify, if possible.

A.
B. 2p5/7
C. 2
D. Cannot be simplified

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Mathematics