smc-1036-30-Trig

Calculus, EXT1 C2 2024 HSC 13d

Using the substitution , and considering , find . (3 marks)

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Mean mark 55%.

Calculus, EXT1 C2 2020 HSC 13a

Find . (1 mark)

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Use the substitution to evaluate . (4 marks)

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ii.

Calculus, EXT1 C2 2019 HSC 13a

Use the substitution to evaluate . (3 marks)

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Calculus, EXT1 C2 2013 HSC 11f

Use the substitution to evaluate . (3 marks)

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MARKER’S COMMENT: Many students did not calculate in radians and incorrectly got an answer of 8.2. BE CAREFUL!
Note that converting your answer to 0.14 is also correct but not required.