Asked by TJ
Find the inverse of the function f(x) = 2/3x + 5. Mention if there is any restriction on domain of f^ -1
Answers
Answered by
Steve
y = 2/3 x + 5
y-5 = 2/3 x
x = 3/2 (y-5)
so, f^-1(x) = 3/2 (x-5)
as with all polynomials, the domain is all real numbers.
y-5 = 2/3 x
x = 3/2 (y-5)
so, f^-1(x) = 3/2 (x-5)
as with all polynomials, the domain is all real numbers.
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