2017 THREE(b)

Question

Find the gradient of the curve

y = \frac{1}{x} - \frac{1}{x ^{2}}

at the point

(2, \frac{1}{4})

.

*You must use calculus and show any derivatives that you need to find when solving this
problem.*

Full Solution

Step 1

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Video Explanation

NCEA Level 3 Calculus Differentiation 2017 NZQA Exam - Worked Answers by infinityplusone(starts at 51:02)