In this question all the angles are in the interval 180 to 180 Give all answers correct to one decimal place a Given that cos 0 and sin 0 5, find b Given that tan 0 3587 and sin 0, find c Given that cos 0 0457 and tan 0, find ...

a Since cos 0 must be in the second or third quadrant Since sin 05 ...

In this question all the angles are in the interval 180 to 180. Give all answers correct

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In this question all the angles are in the interval −180° to 180°.

Give all answers correct to one decimal place.

a. Given that cos α < 0 and sin α = 0.5, find α.

b. Given that tan β = 0.3587 and sin β < 0, find β.

c. Given that cos γ = 0.0457 and tan γ > 0, find γ.

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Cambridge IGCSE And O Level Additional Mathematics

ISBN: 9781510421646

1st Edition

Authors: Val Hanrahan, Jeanette Powell

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Question Posted: Sep 03, 2021 01:50 AM

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In this question all the angles are in the interval 180 to 180. Give all answers correct

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Cambridge IGCSE And O Level Additional Mathematics

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