Mathematics, 31.01.2020 06:45 Legrand4423
Given f(x)=7x^9 , find f^1(x). then state whether f^1f(x) is a function.
a : y=(x/7)^1/9 ; f^1(x) is a function.
b : y=(x/7)^9 ; f^1(x) is not a function
c : y=(x/7)^1/9 ; f^1(x) is not a function
d : y=(x/7)^9 ; f^1(x) is a function
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Given f(x)=7x^9 , find f^1(x). then state whether f^1f(x) is a function.
a : y=(x/7)^1...
a : y=(x/7)^1...
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