Perform the operation or operations when possible.[-2 8 4] - [4 3]
A. [-6 5 1]
B. [-6 5 4]
C. They cannot be subtracted.
D. [-6 8 1]
Answer: C
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Find the area of the specified region.Inside the outer loop and outside the inner loop of the limacon r = 6 cos ? - 3
A. 
(2? - 3
)
B. 9(? + 3
)
C. 
(4? - 3
)
D. 
(4? + 3
)
Use multiplication to check the answer. If an answer is incorrect, find the correct answer.
A. Incorrect; should be 980 B. Correct C. Incorrect; should be 979 R45 D. Incorrect; should be 979 R49
Use the multiplication principle to solve the equation.
? x = 70
A. 28 B. 16 C. 175 D. 70
Solve the percent of change problem.Because of budget cutbacks, MaryAnn was required to take a 13% pay cut. If she earned $24,000 before the pay cut, find her salary after the pay cut.
A. $23,968.80 B. $20,880 C. $23,688 D. $2088