See Arnold K H Tan's answer to Lee's Secondary 4 A Maths Singapore question

Arnold K H Tan's answer to Lee's Secondary 4 A Maths Singapore question.

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Date Posted: 2 years ago

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Ray

2 years ago

May I how know to I do it if I change the √2x-1 to (2x-1)1/2

Arnold K H Tan

2 years ago

If you mean change the power of sqrt to -½, then just use product rule to differentiate.

Not recommended... as its harder to simplify by factorising out terms with a power of ½