Find the indicated vector.Let u = . Find -9u.

A.
B.
C.
D.

Answer: B

Mathematics

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Perform the indicated operation(s). Simplify if possible. +  - 

A.
B.
C.
D.

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Mathematics

Rationalize the denominator. Assume that all variables represent positive real numbers.

A. 5 
B.
C. 54
D.

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Mathematics

Graph the circle.x2 + y2 - 12x - 4y + 24 = 0

A.

B.

C.

D.

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Mathematics

Factor completely.6x3 + 21x2 - 12x

A. 3x(x + 4)(2x - 1) B. (6x2 - 3)(x + 4) C. x(2x - 1)(3x + 12) D. 3x(x - 4)(2x + 1)

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Mathematics