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Answer to Question #144322 in Trigonometry for Shahir Sheikh
Question #144322
Which expression is equivalent to
(sin(θ)+cos(θ))^2?
(sin(θ)+cos(θ))^2?
Expert's answer
"(sin\\varTheta +cos\\varTheta)^2 =\\\\\n = sin^2\\varTheta +2sin\\varTheta*cos\\varTheta +cos^2\\varTheta=\\\\\n= sin^2\\varTheta+cos^2\\varTheta +sin2\\varTheta = \\\\\n=1 + sin2\\varTheta"
answer: "1 + sin2\\varTheta"
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