Monday 23 March 2015

FUNCTIONS 1


Given that F(x) = 15x  +  65. Find F(7)

Solution

F(x) = 15x  +  65

F(7) = 15(7)  +  65

F(7) = 105  +  65

F(7) = 170


Hence  F(7) = 170

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

Given that F(x) = 50x  -  70. Find F(3)

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