Question: (a) (b) (c) (d) Express 3 sinx-cosx in the form Rsin(x-a) with 0 a 90. Express 5 sinx+12 cos x in the form Rsin(x+a)

(a) (b) (c) (d) Express 3 sinx-cosx in the form Rsin(x-a) with 0 a 90. Express 5 sinx+12 cos x in the form Rsin(x+a) with 0 a 90. sin x in the form Rcos(x+a) with 0 a90. Express 3cosx-2 Express 6 cos x +5 sinx in the form Rcos(x-a) with 0 a 90.
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