(i) Express (√5) cos x + 2 sin x in the form R cos(x - а) where R>0 and 0°<а<90° giving the value of а correct to 2 decimal places.

(ii)Hence solve the equation
for 0°

Question

05-12-2022
Mathematics

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(i) Express (√5) cos x + 2 sin x in the form R cos(x - а) where R>0 and 0°<а<90° giving the value of а correct to 2 decimal places.

(ii)Hence solve the equation
for 0°

I Express 5 Cos X 2 Sin X In The Form R Cosx А Where Rgt0 And 0ltаlt90 Giving The Value Of А Correct To 2 Decimal Places IiHence Solve The Equation For 0 class=

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