Find the vertex of the parabola.f(x) = 3x2 + 30x - 5

A. (1, 5)
B. (5, 1)
C. (-1, -5)
D. (-5, -80)


Answer: D

Mathematics

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Use the laws of exponents to simplify each expression using positive exponents only. Assume all variables represent nonzero real numbers.

A. x10
B.
C. x2
D.

Mathematics

Plot the point given in polar coordinates.

A.

B.

C.

D.

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Solve.Given that loga11 = 2.398 and loga5 = 1.609, evaluate loga.

A. 4.007 B. -0.788 C. 1.49 D. 0.789

Mathematics

Find the vertex of the parabola.f(x) = -4x2 - 8x - 8

A. (-1, -4) B. (4, 1) C. (1, 4) D. (-4, -1)

Mathematics