If 2 sin^2 theta - cos^2 theta = 2, then find the value of theta

If `2cos^2theta-2sin^2theta=1`,then `theta` is equal to

sec squared theta - sin squared theta - two sine power four / 2 cos power 4 - cos squared = 1

If x = 2 sin^2 theta and y = 2 cos^2 theta + 1 then find x + y | Trigonometry class 10

If `2sin^2theta-cos^2theta=2,` find the value of `theta.`

5 Given that sin θ + 2 cos θ = 1, then prove that 2 sin θ – cos θ = 2

If tan ^2θ=2 tan ^2ϕ+1, then the value of cos 2 θ+sin ^2 ϕ is (1) 1 (2) 2 (3)-1 (4) Independent o...

Derive an identity for cos(2theta), done fast in 56 seconds

Prove that Sin8 theta - cos8 theta = (sin2 theta - cos2 theta)(1-2sin2 theta + cos2 theta)

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If ` x=2cos theta -cos 2theta ,y=2sin theta -sin 2theta ,then (dy)/(dx) =`

If sin theta + 2 cos theta =1, then prove that 2sin theta-cos theta =2

sin θ + 2 cos θ =1 とすると、2 sin θ – cos θ = 2 であることを証明します。

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If `tan^2theta=1+2tan^2phi` then show that `cos^2theta+sin^2phi=0`

If cos theta - sin theta = sqrt(2) * sin theta then (cos theta + sin theta) is:

Trigonometry Class 10 Maths If sin theta +2 cos theta =1 prove that 2 sin theta -cos theta =2.

If sin theta + sin^2 theta = 1 then prove that cos^2 theta + cos^4 theta = 1 | Trigonometry class 10