Complete.4 ft =  in.

A.
B. 46
C. 54
D.


Answer: C

Mathematics

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Solve the problem.An economist predicts that the buying power B(x) of a dollar x years from now will be given by the formula  How much will today's dollar be worth in 4 years? Round the answer to the nearest cent.

A. $3.36 B. $3.20 C. $0.93 D. $0.50

Mathematics

Use the given transformation to evaluate the integral.     Rwhere R is the parallelepiped bounded by the planes   

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A. 5130
B. 10,260
C. 1140
D. 570

Mathematics

Find the center and the radius of the circle.y2 + 20y + 100 = 10x - x2 - 21

A. (4, 10); r = 4 B. (5, 12); r = 5 C. (5, -10); r = 2 D. (5, 11); r = 3

Mathematics

Evaluate the expression or indicate that the root is not a real number.

A.
B. 16
C. 2
D. Not a real number

Mathematics