ashhh0406 ashhh0406

15-09-2016
Mathematics

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F(x)=2x-6 solve f-1 (x) when x is 2

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nobillionaireNobley nobillionaireNobley

18-09-2016

y = 2x - 6
2x = y + 6
x = (y + 6)/2
f^-1(x) = (x + 6)/2
f^-1(2) = (2 + 6)/2 = 8/2 = 4

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