Rationalize the denominator. Assume that all variables represent positive values.

A.
B.
C.
D.


Answer: B

Mathematics

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Solve the problem.The pitch P of a musical tone varies inversely as its wavelength W. One tone has a pitch of 254 vibrations per second and a wavelength of 19.2 ft. Find the wavelength of another tone that has a pitch of 358 vibrations per second. Round to the nearest tenth.

A. 0.1 ft B. 0 ft C. 13.6 ft D. 4736 ft

Mathematics

Write the first six terms of the arithmetic sequence with the given properties. ? a = 2, d = 3 ? Please enter your answer as six numbers in order, separated by commas.

What will be an ideal response?

Mathematics

Solve.The graph shows the total cost y (in dollars) of owning and operating a minivan where x is the number of miles driven. Find the slope of the line and write the slope as a rate of change.

A. $24.00 per mile B. $0.60 per mile C. $1.67 per mile D. cannot be determined

Mathematics

Solve the radical equation. = 7

A. {7} B. {49} C. {-49} D. {14}

Mathematics