Find all solutions to the equation below in the interval (−2/3π,0]. Give all answers as exact values in a list, separated by commas. 2sin(−2θ)cos(−θ)+2sin(−θ)cos(−2θ)=√3 θ =

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A: Let's find summation of given sequence.

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A: See this solution in below.

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A: Solution is given below:

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A: Domain:  The set of all those values of x such that function f(x) exists.Symmetry: Either  side of a…

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A: Please see the below picture for detailed solution.

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A: Here we know that unit circle,

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A: Given query is to prove the expression.

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A: To find out the value of tan(A).

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A: We use ⇒tanA-B=tanA-tanB1+tanAtanB

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A: See this solution in below.

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A: See the details solution in below

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A: To simplify the given expression

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A: We will find the required.

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A: Given; 15a2-5a-11.

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A: SOLUTION-

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