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sin thita + cos thita = …

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sin thita + cos thita = √2 find the value of sin
  • 1 answers

Samir Kumar Basu 7 years, 10 months ago

sinθ+cosθ=212sinθ+12cosθ=1cos(θπ4)=cos0θπ4=2nπ[nsetofintegers]θ=2nπ+π4

sinθ=sin(2nπ+π4)=sinπ4=12

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