Solve the problem.Which of the pairs of numbers whose sum is 82 has the largest product?

A. 40 and 42
B. 41 and 41
C. 39 and 43
D. 31 and 51


Answer: B

Mathematics

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Find the area.Find the area under the curve y =  bounded on the left by x = 3.

A. 1
B.
C.
D. 4

Mathematics

Find the extreme values of the function subject to the given constraint.  

A. Maximum: 77 at    minimum: 13 at  
B. Maximum: 77 at    minimum: 13 at  
C. Maximum: 81 at    minimum: 9 at  
D. Maximum: 49 at    minimum: 41 at  

Mathematics

Multiply. Write your answer in lowest terms. ? 

A.
B.
C.
D.

Mathematics

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