Add.-14 + (-52)

A. 66
B. -38
C. 38
D. -66

Answer: D

Mathematics

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Find the magnitude of the indicated vector.If u = 2i + j and v = -6i + j, find the magnitude of u + v.

A. 2
B. 8
C.
D.

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Subtract.130 - 300

A. -170 B. -430 C. 170 D. 430

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Rewrite with positive exponents, and simplify, if possible.

A. 7xy1/5
B.
C.
D. 7xy5

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Solve the equation.3x = -15

A. {3} B. {-3} C. {5} D. {-5}

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