Find the coordinates of the vertex for the parabola defined by the given quadratic function.f(x) = x2 - 4
A. (4, 0)
B. (0, 4)
C. (1, 0)
D. (0, -4)
Answer: D
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Let x represent the number. Write the English phrase as an algebraic expression.The sum of twice a number and 30
A. 2 + x + 30 B. 60 + x C. 2x + 30 D. 2(x + 30)
Use the multiplication property of equality to solve the equation.8x = 24
A. 16
B. 
C. 3
D. 192
Find the complete factored form of the polynomial f(x) that satisfies the given conditions.Degree 4, leading coefficient -5, zeros at 3, -5, -2i, and 2i
A. f(x) = -5(x - 3)(x + 5)(x2 + 4) B. f(x) = -5(x - 3)(x + 5)(x - 2i)(x + 2i) C. f(x) = -5(x + 3)(x - 5)(x2 + 4) D. f(x) = -5(x + 3)(x - 5)(x - 2i)(x + 2i)
Use long division to find the quotient and the remainder
A. quotient: x2 - 9x + 81; remainder: 0 B. quotient: x2 - 9x - 81; remainder: 0 C. quotient: x2 + 9x + 81; remainder: 0 D. quotient: x2 + 81; remainder: 0