Problem

If x=π6, find the value of 2cosx+sinxsinx

Answer

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Answer

Divide each term in the numerator by 12 to get: 23+1

Steps

Step 1 :Substitute x=π6 into the given equation, we get: 2cosπ6+sinπ6sinπ6

Step 2 :Using the trigonometric values for π6, we substitute cosπ6=32 and sinπ6=12 into the equation, we get: 232+1212

Step 3 :Simplify the equation to get: 3+1212

Step 4 :Divide each term in the numerator by 12 to get: 23+1

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