Y12 - differentiation. | Revision Server | Page 1

lavish coral May 4, 2023, 10:33 AM

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I don’t get how my answer in part b is wrong. Why do we divide?

Also gradient for part a is 12 btw.

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MS btw

brisk lark May 4, 2023, 11:13 AM

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gradient is change in y/change in x

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hence u divide the difference in y co ordinates by the difference in x coordinates of P and Q

lavish coral May 4, 2023, 12:58 PM

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What

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I’m so confused 😭

brisk lark May 4, 2023, 12:58 PM

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work out the corordinates of point Q

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the gradient of line PQ

#Y12 - differentiation.