smc-968-20-Cos

Calculus, 2ADV C2 2022 HSC 25

Let .

Find the value of , for , for which AND . (3 marks)

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Mean mark 53%.

Let .

Find . (2 marks)

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What is the derivative of

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Differentiate with respect to . (2 marks)

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MARKER’S COMMENT: A significant number of students did not know the quotient rule and many found assistance by writing out

before going into calculations.

Differentiate with respect to .

. (2 marks)

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What is the derivative of ?

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