Solve the polynomial inequality and graph the solution set on a number line. Express the solution set in interval notation.(4x - 1)(x + 2) ? 0
A. [-2, ?)
B. 
C. 
D. (-?, -2] ? 
Answer: B
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Determine whether or not the equation is quadratic.x(9x2 + 5) = 10 + 9x2
A. Quadratic. B. Not quadratic.
For the application, write a sentence answering the question.Byron rode his bicycle 7
miles on each of 3 days. What is the total distance he rode in the 3 days?
A. He rode 21
miles in 3 days.
B. He rode 21
miles in 3 days.
C. He rode 10
miles in 3 days.
D. He rode 21
miles in 3 days.
Test the equation for symmetry with respect to the given axis, line, or pole.r = 3 sin(3?); the line ? = 
A. May or may not be symmetric with respect to the line ? = 
B. Symmetric with respect to the line ? = 
Use the pictograph to answer the question.This pictograph shows projected sales of compact disks (CDs) for a popular rock band for seven consecutive years. 
? = 10,000 CDsWhat is the total projected sales of CDs for all seven years?
A. 420,000 B. 440,000 C. 400,000 D. 100,000