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7. Values of Trigonometric Functions at Sum of Difference of Angles
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Q4 of 90 Page 7

Prove that lies between and .

Let f(x) =(2√3 + 3) sin x + 2√3 cos x


HereA = 2√3 , B = 2√3 + 3 And c = 0





Hence proved.


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7. Values of Trigonometric Functions at Sum of Difference of Angles
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