Find the axis of symmetry of the quadratic function.f(x) = x2 + 10x - 7

A. x = 5
B. x = 10
C. x = -5
D. x = -32


Answer: C

Mathematics

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Solve the problem.If the points P, Q, R, S, T, U and V are equally spaced and collinear, then find the center and scale factor for the dilation taking  to .P Q R S T U V? ? ? ? ? ? ?

A. Center Q; scale factor 1/2 B. Center R; scale factor 2 C. Center P; scale factor 2 D. Center V; scale factor 2

Mathematics

Determine whether the statement is true or false.If f(x) is a polynomial having only real coefficients and 2 - 4i is a zero of f(x), then 2 + 4i is also a zero.

A. True B. False

Mathematics

Simplify. Write the answer in exponential form without negative exponents.x-1/6x-6/5

A.
B.
C.
D. x1/5

Mathematics

Use the accompanying graph of a particle moving on a coordinate line with velocity v = f(t) in ft/sec at time t seconds. The axes are marked off at one-unit intervals. Use these terms to describe the motion state: moving forward/backward, increasing/decreasing speed, and resting. Recall that speed = Give the interval(s) when the particle is moving backward.

A. (8, 11) and (19, 21) B. (8, 21) C. (11, 19) D. (0, 8) and (21, 25)

Mathematics