Cambridge International AS & A Level Mathematics : Pure Mathematics 2 & 3 Course Book>Chapter 3 - Trigonometry>EXERCISE 3B>Q 3

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AS and A Level

IMPORTANT

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Without using a calculator, find the exact value of: $\sin 75 °$

Important Questions on Trigonometry

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AS and A Level

IMPORTANT

Cambridge International AS & A Level Mathematics : Pure Mathematics 2 & 3 Course Book>Chapter 3 - Trigonometry>EXERCISE 3B>Q 3

Without using a calculator, find the exact value of : $\tan 75 °$ .

EASY

AS and A Level

IMPORTANT

Cambridge International AS & A Level Mathematics : Pure Mathematics 2 & 3 Course Book>Chapter 3 - Trigonometry>EXERCISE 3B>Q 3

Without using a calculator, find the exact value of: $\cos 105 °$

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AS and A Level

IMPORTANT

Cambridge International AS & A Level Mathematics : Pure Mathematics 2 & 3 Course Book>Chapter 3 - Trigonometry>EXERCISE 3B>Q 3

Without using a calculator, find the exact value of : $\tan (- 15 °)$ .

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AS and A Level

IMPORTANT

Cambridge International AS & A Level Mathematics : Pure Mathematics 2 & 3 Course Book>Chapter 3 - Trigonometry>EXERCISE 3B>Q 3

Without using a calculator, find the exact value of : $\sin \frac{π}{12}$ .

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AS and A Level

IMPORTANT

Cambridge International AS & A Level Mathematics : Pure Mathematics 2 & 3 Course Book>Chapter 3 - Trigonometry>EXERCISE 3B>Q 3

Without using a calculator, find the exact value of $\sin \frac{7 π}{12}$ .

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AS and A Level

IMPORTANT

Cambridge International AS & A Level Mathematics : Pure Mathematics 2 & 3 Course Book>Chapter 3 - Trigonometry>EXERCISE 3B>Q 3

Without using a calculator, find the exact value of : $\cos \frac{19 π}{12}$ .

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AS and A Level

IMPORTANT

Cambridge International AS & A Level Mathematics : Pure Mathematics 2 & 3 Course Book>Chapter 3 - Trigonometry>EXERCISE 3B>Q 3

Without using a calculator, find the exact value of : $\cot \frac{7 π}{12}$

EASY

AS and A Level

IMPORTANT

Cambridge International AS & A Level Mathematics : Pure Mathematics 2 & 3 Course Book>Chapter 3 - Trigonometry>EXERCISE 3B>Q 4

Given that

\cos x = \frac{4}{5}

and that

0 ° < x < 90 °

, without using a calculator find the exact value of

\cos (x - 60 °)

.