Inactive Tutor answered • 04/03/16
Tutor
New to Wyzant
Just plug 1/2 in for the x's and simplify. If you're typing it in a calculator be sure to use parentheses around the (1/2)
((1/2)2 - 4) ÷ ((1/2)2 + 4)
Made Bagus Satria P.
asked • 04/03/16evaluate the expression
evaluate the expression for x=1/2
(x2 - 4)/(x2+4)
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