Solve.(x - 7)(x + 1) ? 0
A. (7, ?)
B. (-?, -7] ? [1, ?)
C. (7, -1)
D. (-?, -1] ? [7, ?)
Answer: D
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Find the effective rate corresponding to the nominal rate. Round to the nearest hundredth of a percent.10% compounded monthly
A. 10.47% B. 10.57% C. 10.60% D. 10.42%
Determine whether the algebraic expression is a polynomial (Yes or No). If it is a polynomial, determine the degree and state if it is a monomial, binomial, or trinomial. If it is a polynomial with more than 3 terms, identify the expression as polynomial.7x3 + 9x - 7
A. Yes; degree 3; binomial B. Yes; degree 4; trinomial C. No D. Yes; degree 3; trinomial
Add and subtract as indicated. Simplify and leave the numerator and denominator in your answer in factored form.
+ 
A. 
B. 
C. 
D. 
Simplify. Assume that all variables represent positive numbers.
A. 
- 2
B. x2 - 16x + 64
C. x - 8
D. x - 2