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MrOrbit
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Let k(x) = x^5 + 3x 2 and let k^1 denote the inverse of k. Then, find (k^1)'(2)
 2 years ago
 2 years ago
MrOrbit Group Title
Let k(x) = x^5 + 3x 2 and let k^1 denote the inverse of k. Then, find (k^1)'(2)
 2 years ago
 2 years ago

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mukushla Group TitleBest ResponseYou've already chosen the best response.2
actually in such cases u dont need to find the inverse itself and differentiate it... so what is the formula for the derivative of inverse?
 2 years ago

mukushla Group TitleBest ResponseYou've already chosen the best response.2
\[(f^{1}(x))'=\frac{1}{f'(f^{1}(x))}\]am i right ?
 2 years ago

mukushla Group TitleBest ResponseYou've already chosen the best response.2
how about the asker? are u familiar with that formula?
 2 years ago

mukushla Group TitleBest ResponseYou've already chosen the best response.2
ok i gotta go but here are some hints for u MrOrbit\[(f^{1})'(2)=\frac{1}{f'(f^{1}(2))}\]so all that u need is finding\[f^{1}(2)\]for reaching there note that\[f(1)=2\]
 2 years ago
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