Write the polynomial that represents the perimeter of the figure.
A. 2x2 - 2x - 2
B. 2x2 + 10x + 8
C. 2x2 - 4x - 2
D. x2 - 4x - 2
Answer: C
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Find the union or intersection as indicated.Find A ? B if A = {x|x < -4} and B = {x|x ? 5}
A. {x|x < -4 ? x ? 5} B. {x|x > -4} C. {x|-4 < x ? 5} D. ?
Solve the problem.The Smith's addition to their house is going to cost $23,150. On March 2 they sign a note at 9.5% interest due in 200 days. They make a partial payment on April 30 of $8000. What is the amount due on the maturity date? What is the amount of interest charged?
A. $16,087.55, $937.55 B. $15,713.71, $924.14 C. $16,032.63, $882.63 D. $16,520.23, $1370.10
Find the product.(10x - 7y)2
A. 10x2 - 140xy + 49y2 B. 100x2 - 140xy + 49y2 C. 100x2 + 49y2 D. 10x2 + 49y2
Simplify the expression. Assume all variables represent positive real numbers.
- 
A. 0
B. -1
C. - 
D. -3