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7sin²ø+cos²ø=44 Show that 1/√3tanø Kisi ko …

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7sin²ø+cos²ø=44 Show that 1/√3tanø Kisi ko pata ho to bata dena Ya (Raghav Garg) fb messenger pe bata dena

Posted by Raghav Garg 6 years, 10 months ago

CBSE > Class 10 > Mathematics

2 answers

Diksha Chawla 6 years, 10 months ago

your question is incomplete

2Thank You

Anshika / U Can Call Me Alien ???? 6 years, 10 months ago

7sin²θ + 3cos²θ = 4 7sin²θ + ౩(1-sin²θ) = 4 7sin²θ+3-3sin²θ = 4 4sin²θ+3 = 4 4sin²θ=1 sin²θ = 1/4 sinθ = +1/2 sinθ = + π/6 Therefore tan θ = + π/6 then we get tan θ = + 1/√3 As the required answer is tan θ = + 1/√3 (here we considered θ =+ π/6

2Thank You

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CBSE > Class 10 > Mathematics