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Question from 2013 2U Mathematics Paper

(1/1)

joey9911:
Help please!

I did (i) with ease. But I couldn't do (ii), so I referred to the solutions and I still didn't understand what the solutions did to get the answer!

Thanks!

P.S. The answer from the Marking Guidelines is also provided below.

RuiAce:
Already addressed in post #454

joey9911:

--- Quote from: RuiAce on October 19, 2016, 07:27:58 pm ---Already addressed in post #454

--- End quote ---

Oh sweet, thanks!

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