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Kazeer
[188]
3 years ago
9
Given the function f(x) = 6(x+2) − 3, solve for the inverse function when x = 21
Mathematics
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1
answer:
nadya68
[22]
3 years ago
4
0
Hello,
f(x)=6(x+2)-3=6x+12-3=6x-9
y=6x-9==>x=6y-9==>6y=x+9==>y=(x+9)/6
if x=21 then y=(21+9)/6=30/6=5
f^(-1)(21)=5
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