For the compound inequality, give the solution set in both interval and graph forms.-6x + 1 ? 13 or 3x + 3 ? -9
A. (-?,?)
B. [-2, ?)
C. [-4, ?)
D. [-4, -2]
Answer: A
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Use the given graph of a quadratic function to find the vertex, axis of symmetry, y-intercept, and x-intercept(s).
A. vertex: (-1, 4) axis of symmetry: x = -1 y-intercept: 3 x-intercepts: 1 and - 3 B. vertex: (-1, 4) axis of symmetry: x = -1 y-intercepts: 1 and - 3 x-intercept: 3 C. vertex: (4, -1) axis of symmetry: x = 4 y-intercepts: 1 and - 3 x-intercept: 3 D. vertex: (-1, 4) axis of symmetry: x = 4 y-intercept: 3 x-intercepts: 1 and - 3
Solve the problem.If a principle of P dollars is amortized over a period of t years, and payments are made each 
th of a year, with an annual interest rate of r (as a decimal), the payment p that must be made is given by the formula 
. Suppose $8200 is amortized over 5 years with an interest rate of 
. What is the monthly payment on this loan?
A. $40.99 B. -$105.65 C. $17,301.78 D. $173.02
Factor the GCF from the polynomial.
x + 
A. 
B. 3
C. 3(x + 4)
D. 
(x + 4)
Solve.2x + 5 = 3(x - 1)
A. -2 B. -8 C. 2 D. 8