Find the axis of symmetry of the parabola defined by the given quadratic function.f(x) = x2 + 12x - 5

A. x = 12
B. x = -6
C. x = -41
D. x = 6

Answer: B

Mathematics

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Perform the operation and simplify, or solve the equation for the variable. +  = 

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Factor completely. If the polynomial cannot be factored, write "prime."8x3 - 6x2 - 9x

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