Question: On your written working, using an appropriate trigonometric identity, show that 2 2 can be expressed as y = y sin x + 2

On your written working, using an appropriate trigonometric identity, show that 2

On your written working, using an appropriate trigonometric identity, show that 2 2 can be expressed as y = y sin x + 2 2 :COS X = 2 cos(x-4). Using the result above, sketch the graph of y=sin x + cos x on your working paper.

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