Factor the GCF out of the given expression.9x + 27

A. 9
B. 3(x + 9)
C. 9(x + 3)
D. 9(x + 27)


Answer: C

Mathematics

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True or False?

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Find the velocity vector in terms of ur and u?.r = 2 cos 2t and ? = 4t

A. v = (-2 sin 2t)ur + 8cos 2tu? B. v = (-4 sin 2t)ur + 8cos 2tu? C. v = (-8 sin 4t)ur + 4cos 4tu? D. v = (4 sin 2t)ur + 8cos 2tu?

Mathematics

Graph the equation.y = x2 + 6x + 5

A.

B.

C.

D.

Mathematics