Solve the problem.Find the area of a rectangle that measures 4 inches by 2 feet. Give the area in square inches and in square feet.

A. 96 sq. in.;  sq. ft
B. 144 sq. in.; 1 sq. ft
C. 96 sq. in.;  sq. ft
D.  sq. in.; 96 sq. ft


Answer: C

Mathematics

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A.

B.

C.

D.

Mathematics

Find the area of the region specified in polar coordinates.The region enclosed by the curve r = 9 + cos ?

A. 41?
B. 82?
C. ?
D. ?

Mathematics

Evaluate the integral by changing the order of integration in an appropriate way.

A. 4 ln 3 (1 - sin 9) B. 2 ln 3 (1 - cos 9) C. 2 ln 3 (1 - sin 9) D. 4 ln 3 (1 - cos 9)

Mathematics

Factor.x2 + 50x + 625

A. (x + 25)2 B. (x - 25)(x + 25) C. (x - 25)2 D. Not possible

Mathematics