Tuesday 11 February 2014

FUNCTIONS C2

If F(x) = log3x, Find F(243)

Solution

F(x) = log3x

F(243)= log3(243)

F(243)= log335

F(243)= 5log33

F(243)= 5 x 1

F(243) = 5


Therefore F(243) = 5


TRY THIS...........


If F(x) = log3x, Find F(1/729)


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