Multiply. –7 (13)

A) 6
B) –20
C) –91
D) 91
E) –7


C) –91

Mathematics

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Graph the function.y = cos 

A.

B.

C.

D.

Mathematics

Use a formula for Sn to evaluate the series.

A. 6 B. 16 C. 44 D. 51

Mathematics

Provide an appropriate response.Describe some situation in which it would be important to be able to simplify radical expressions.

What will be an ideal response?

Mathematics

Write as the sum and/or difference of logarithms. Express powers as factors.log5

A. log5(x - 7) -log5x B. log5(x - 7) - 8log5x C. log5(x - 7) + 8log5x D. 8log5x -log5(x - 7)

Mathematics