Prove that : cos20°/sin70° + cosθ/sin(90° - θ) = 2 - Sarthaks

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Prove that : cos20°/sin70° + cosθ/sin(90° - θ) = 2

मान निकालें - (cos20^(@))/(sin70^(@))+(cos theta)/(sin

sec70^(@)sin20^(@)+cos20^(@)cosec70^(@)=2`

सिद्ध कीजिए कि(cos theta)/(sin(90 deg - theta)) + (sin theta)/(cos(90 deg - theta)) = 2

ii. f-g 8) Prove that cos 20 cos - cos 30 cos = sin50 sin The

cos20/sin70 + 2costheta/sin (90-theta) = k/2 find k​

be sin 70 cosec 20 2 Prove without using trigonometric tables

सिद्ध कीजिए कि(cos theta)/(sin(90 deg - theta)) + (sin theta)/(cos(90 deg - theta)) = 2

Prove that sin8θcosθ - sin6θcos3θ/cos2θcosθ - sin3θsin4θ = tan 2θ

sin^(2)20+sin^(2)70 is equal to .

2((cos 65^(@))/(sin 25^(@))) - (tan 20^(@))/(cot 70^(@)) - sin 90^(@) + tan5^(@) tan 35^(@) tan6

Prove that : cos20°/sin70° + cosθ/sin(90° - θ) = 2 - Sarthaks

sin^(2)20^(@)+sin^(2) 70^(@))/(sin thetacos(90^(@)-theta)+cos

मान निकालें - (cos20^(@))/(sin70^(@))+(cos theta)/(sin