Use the graph, along with the indicated points, to give the solution set of the equation or inequality.In the graph below, y1 = 
and y2 = 2.Use the graph to solve 
= 2.
A. 
B. (-?, 0) ? (4, ?)
C. (0, 4)
D. 
Answer: A
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Calculate in decimal form. 4.877 - 
A. 0.5754 B. 5.277 C. 4.477 D. 1.9508
You are given a graph of a function of the form f(x) = ax2 + bx + c for different values of a, b, and c. For this function,a. Determine whether the discriminant is positive, negative, or zero.b. Determine if there are 0, 1, or 2 real solutions to f(x) = 0.c. Solve the equation f(x) = 0.
A. a. positive b. 2 c. x = -1, x = 2 B. a. negative b. 2 c. x = , x = 2 C. a. positive b. 2 c. x = -1, x = -2 D. a. zero b. 2 c. x = -1, x = 2
Factor the polynomial completely.45a2b + 30ab - 15b
A. 5b(9a - 3)(a + 1) B. 5b(9a + 3)(a - 1) C. 5(9ab + 3)(ab - 1) D. 5(9ab - 3)(ab + 1)
Subtract the polynomials.(10z + 1) - (-z - 2)
A. 9z - 1 B. 10z - 1 C. 11z - 1 D. 11z + 3