Verified Answer :

olemakpadu

f(x) = 6(9)^x

f(1/2) = 6(9)^(1/2)

f(1/2) = 6(9)^(0.5)

f(1/2) = 6(9^0.5)               9^0.5 = √9 = +3 or -3.

f(1/2) = 63 = 18          or       6*-3 = -18

f(1/2) = 18   or   -18     

Hope this helps.

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