Calculate.-5 + 3
A. -8
B. 8
C. 2
D. -2
Answer: D
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Factor completely. If a polynomial cannot be factored, say it is prime.3x5 - 6x3
A. 3x4(x - 2x) B. 3(x5 - 2x3) C. 3x3(x2 - 2) D. x5(3x2 - 6)
Solve.A young married couple had a combined annual income of $48,000. If the wife made $6000 more than the husband, graph the system to find the two incomes.
A. Wife's income: $12,000 Husband's income: $36,000 B. Wife's income: $36,000 Husband's income: $12,000 C. Wife's income: $21,000 Husband's income: $27,000 D. Wife's income: $27,000 Husband's income: $21,000
Using a calculator, find the decimal approximation to the nearest thousandth. If the square root is not a real number, so state.
A. 26.230 B. 688.000 C. 26.227 D. 26.235
Write using radical notation. Then, simplify, if possible.x1/5 ? x4/5
A. x4/5 B. x4/25 C. x-1 D. x