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April 17, 2014

April 17, 2014

Posted by **drew** on Monday, February 4, 2013 at 11:52am.

Find f (27)

A. 2

B. 3

C. -5

D. 7

D

not sure on this stuff, could you explain the steps?

- algebra -
**Steve**, Monday, February 4, 2013 at 11:57amjust substitute in the value for x:

If f(x) = √(2x-5),

f(27) = √(2*27 - 5) = √(54-5) = √49 = 7

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