Translate to an equation and solve.409.2 is what percent of 44?
A. 44 = n% × 409.2; n = 10.75%
B. 409.2 = n% × 44; n = 930%
C. 409.2 = n% × 44; n = 1.08%
D. 44 = n × 409.2%; n = 9.3%
Answer: B
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For the given equation, determine the values of a, b, and c, the direction in which the parabola opens, and the y-intercept.y = x2 + 8x
A. 
B. 
C. 
D. 
Fill in the blank with one of the words or phrases listed below. 
The graph of f(x) = ax2 + bx + c where a is not 0 is a parabola whose vertex has x-value of 
.
A. ±
B. (0, k)
C. 
D. (h, 0)
Identify the polynomial as a monomial, binomial, trinomial, or none of these.8y5 + -9y4 + 4
A. Trinomial B. None of these C. Monomial D. Binomial
Use a graphing calculator to approximate the zeros in the indicated interval. Round answers to two decimal places, if necessary.f(x) = 
; [-5, 5]
A. -1.57, 4.71 B. -3.14, 3.14 C. -7.85, -1.57, 4.71 D. -4.71, -1.57, 1.57, 4.71