a Show that 5 sin 2 4 sin 0 can be written in the form a sin (b cos c) 0, stating the values of a, b and c b Hence solve, for 0 , 360, the equation 5 sin 2 4 sin 0 ...

a We are given the equation 5 sin 2 4 sin 0 and we want to express it in the form a sin b cos c 0 We ...

a. Show that 5 sin 2 + 4 sin = 0 can be written in the

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a. Show that 5 sin 2θ + 4 sin θ = 0 can be written in the form a sin θ (b cos θ + c) = 0, stating the values of a, b and c.

b. Hence solve, for 0 ≤ θ , 360°, the equation 5 sin 2θ + 4 sin θ = 0.

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Pearson Edexcel A Level Mathematics Pure Mathematics Year 2

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Authors: Greg Attwood, Jack Barraclough, Ian Bettison, David Goldberg, Alistair Macpherson, Joe Petran

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Question Posted: Aug 11, 2023 07:12 AM

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a. Show that 5 sin 2 + 4 sin = 0 can be written in the

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a We are given the equation 5 sin 2 4 sin 0 and we want to express it in the form a sin b cos c 0 We...View the full answer

Pearson Edexcel A Level Mathematics Pure Mathematics Year 2

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