dinogirl2000or5cr5 dinogirl2000or5cr5

09-10-2017
Mathematics

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Given f(x) = the quantity of x plus 4, divided by 6, solve for f−1(7).

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sophiakosfi18 sophiakosfi18

09-10-2017

f (x)=(x+4)/6
f-1 (7)=x
f (f-1 (7)=f (x)
7=f (X)
7=(x+4)/6
x+4=42
x=38

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