Factor out the largest possible common factor.8a(a - b) + (a - b)
A. (a - b)(8a + 1)
B. 9a(a - b)
C. (8a2 + 8b) + (a - b)
D. 8a(a - b)
Answer: A
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Use arithmetic operation signs such as +, -, ? and ÷ between the values to produce the desired result. You may use parentheses as well.390 __ 13 __ 5 __ 3 = 22
A. 390 ÷ 13 - 5 - 3 = 22 B. 390 ÷ (13 - 5 + 3) = 22 C. 390 - 13 ? 5 ? 3 = 22 D. 390 ÷ 13 - (5 - 3) = 22
Write a mixed number to represent the measurement shown.According to a recent study, 3 out of 23 visits to a hospital emergency room were for an injury. What fraction of emergency room visits are NOT injury-related?
A. 
B. 
C. 
D. 
Find the vertex of the parabola, and determine whether the parabola opens upward, downward, to the left, or to the right.y = (x + 1)2 + 1
A. (-1, -1), up B. (-1, 1), up C. (0, 1), down D. (1, 0), down
Form a polynomial whose zeros and degree are given. Use a leading coefficient of 1. Zeros: -5, -4, 1, 3; degree 4
A. x4 - 5x3 - 13x2 + 53x + 60 B. x4 + 5x3 - 13x2 - 53x + 60 C. x4 + 5x3 - 13x2 + 60x + 60 D. x4 + 23x2 + 60