sin^2x + sin2x +2cox^2x = 2

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duongnguyenminhkhang duongnguyenminhkhang

05-07-2021
Mathematics

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sin^2x + sin2x +2cox^2x = 2

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sreedevi102 sreedevi102 · Answer 1 · 2021-07-05T09:23:58-04:00

sreedevi102 sreedevi102

05-07-2021

Answer:

Step-by-step explanation:

[tex]sin^2 \ x + sin ^2 \ x + 2cos^ 2\ x = 2\\\\2sin^2 \ x + 2 cos^2 \ x = 2\\\\2 ( sin^2 \ x + cos^2 \ x ) = 2 \\\\2 \times 1 = 2 \\\\2 = 2 \\\\LHS = RHS \\\\Hence \ proved.[/tex]

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