if f(x)=2x-1/x+2;for x not equal to -2; find finverse
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Now I hope you can understand it.
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veerd4043:
i cant understand
In which part you have problem
x=-2
in startimg
I have change my answer, now u can check it
ok
Nice
willyou be my friend
Ok
But you also have to be my friend
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y=2x-1/x+2
xy+2y=2x-1
xy-2x=-2y-1
x(y-2)=-2y-1
x=-2y-1/y-2
g(y)=-2y-1/y-2
f-¹. (y)=-2y-1/y-2
f-¹(x)=-2x-1/x-2
xy+2y=2x-1
xy-2x=-2y-1
x(y-2)=-2y-1
x=-2y-1/y-2
g(y)=-2y-1/y-2
f-¹. (y)=-2y-1/y-2
f-¹(x)=-2x-1/x-2
tnk u
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