Multiply and simplify.27 ? 
A. 15
B. 20
C. 
D. 
Answer: A
Mathematics
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For the compound inequality, give the solution set in both interval and graph forms.5x + 7 ? -8 or 5x + 7 ? 16
A. [1.8, ?)
B. [-3, 1.8]
C. (-?, -3]
D. (-?, -3] ? [1.8, ?)
Mathematics
Solve the problem.The refrigerator thermometer reads 26°F. Would your food be frozen?
A. Yes B. No
Mathematics
Solve the equation. Give an exact solution.log4(x - 5) + log4(x - 5) = 1
A. 
B. -
, 
C. -7, 7
D. 7
Mathematics
Factor the square of the binomial.z2+ 14z + 49
A. (z + 14)(z - 14) B. (z + 7)(z - 7) C. (z - 7)2 D. (z + 7)2
Mathematics