Math, asked by Roselene, 1 year ago

Express 1+2 sin theta cos theta as a perfect square

Answers

Answered by kinkyMkye
13
1+2sinθcosθ = sin²θ + cos²θ + 2sinθcosθ = (sinθ + cosθ)²
Roselene: r u sure here the sum ends!!
kinkyMkye: well (a+b)^2 is a perfect square
kinkyMkye: if u want i can also say it as 2(sin(45+theta))^2
kinkyMkye: which is aperfect square too
Roselene: oh OK thanks bro
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