Use the discriminant to determine the number and type of the solutions to the quadratic equation. Do not solve the equation.x2 + 6x + 9 = 0
A. two nonreal solutions
B. two real solutions
C. exactly one real solution
Answer: C
Mathematics
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The figure below is a regular hexagon ABCDEF with center O. (P, Q, R, S, T, and U are the midpoints of the sides.)
The image of A under a 300° counterclockwise rotation with center O is
A. B. B. F. C. C. D. E. E. none of these
Mathematics
Determine whether the given equation is linear or nonlinear.7n + 7 = 2n2 + 2(n - 11)
A. nonlinear B. linear
Mathematics
Determine the values of x for which f(x) and g(x) are inverse functions.f(x) = -x2 + 16, g(x) = 
A. x ? 0 B. x ? 0 C. x ? 16 D. x ? 16
Mathematics
Evaluate as instructed.Use f(x) = x - 3 and g(x) = x + 3 to evaluate (fg)(-1).
A. 1 B. -2 C. -8 D. -10
Mathematics