Multiply.(-18) ? (-6)

A. 108
B. 126
C. 114
D. -126

Answer: A

Mathematics

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A.
B.
C.
D.

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Use the fundamental identities to simplify the expression. + sec ? cos ?

A. sec2? B. csc2? C. tan2? D. 1

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Evaluate the expression x - y for the given values of the variables.x = 9, y = 13

A. -22 B. 22 C. 4 D. -4

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Perform the desired operation. Write the answer in the form a + bi.4i(6 - 7i)

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