Quick questions on Trigonometry and radians: exact values and graphs - SQA Higher Maths

2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?

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Convert

\dfrac{5\pi}{6}

radians to degrees. [1 mark]

What is q2?

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State the period and amplitude of

y = 4\cos\left(\dfrac{1}{2}x\right)

. [2 marks]

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