Friday, 4 May 2018

FUNCTIONS 2


Given that F(x) = 3x  +  11. Find F(-4)

Solution

F(x) = 3x  +  11

F(-4) = 3(-4)  +  11

F(-4) = -12  +  11

F(-4) = -1


Hence  F(-4) = -1

TRY THIS………………..



Given that F(x) = 14x  +  38. Find F(-4)

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