Solve or simplify, whichever is appropriate.30y-2 + 1 = 11y-1
A. (y + 5)(y + 6)
B. {5, 6}
C. 
D. {-5, -6}
Answer: B
Mathematics
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Find the circumference and area of the circle. Approximate each value to the nearest tenth when appropriate.r = 17 in.
A. C = 53.4 in., A = 213.5 in.2 B. C = 106.8 in., A = 106.8 in.2 C. C = 106.8 in., A = 907.5 in.2 D. C = 53.4 in., A = 3629.8 in.2
Mathematics
Provide an appropriate response.The reduction of principal each month is equal to the payment amount plus one month's interest.
A. True B. False
Mathematics
Find the exact value of the product.cos 135° cos 45°
A. 1
B. 
C. - 
D. 2
Mathematics
Simplify the expression. Assume that all variables are positive.
-1/2
A.
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B.
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C.
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D.
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Mathematics