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Tasya [4]
2 years ago
10

Sin^2x + sin2x +2cox^2x = 2

Mathematics
1 answer:
Effectus [21]2 years ago
5 0

Answer:

Step-by-step explanation:

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.

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