How to differentiate 2^(1/x)? Watch

sugardust
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basically as the question says. a little confused as to how to do differentiate 2^(1/x).
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jit987
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Chain rule.
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ian.slater
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(Original post by sugardust)
basically as the question says. a little confused as to how to do differentiate 2^(1/x).
I'd start by letting y = 2^(1/x) , taking logs of both sides, differentiating implicitly (in C4) and rearranging for dy/dx
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sugardust
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(Original post by ian.slater)
I'd start by letting y = 2^(1/x) , taking logs of both sides, differentiating implicitly (in C4) and rearranging for dy/dx
THANKS! this worked. i should have seen it immediately but the question was let f(x) = 2^1/x and i just didnt think to let y = f(x) lol.
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