Evaluate.-9[6 + (-9)]
A. -27
B. -63
C. 27
D. -135
Answer: C
Mathematics
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Solve the problem.A company estimates that the revenue (in dollars) from the sale of x units of doghouses is given by 
Use the differential to approximate the change in revenue from the sale of one more doghouse when 850 doghouses are sold.
A. $70.00 B. $0.87 C. $0.70 D. $87.00
Mathematics
The figure shows angle ? in standard position with its terminal side intersecting the unit circle. Evaluate the six trigonometric functions of ?.
What will be an ideal response?
Mathematics
Evaluate.
A. 5 B. -13 C. -5 D. 13
Mathematics
Solve the inequality, then graph the solution.f - 1 < 11
A. (-?, 12)
B. (-?, 12]
C. (12, ?)
D. [12, ?)
Mathematics