cos‸4θ/cos‸2φ + sin‸4θ/sin‸2φ = 1 prove that cos‸4φ/cos‸2θ + sin‸4φ/sin‸2θ = 1cos‸4θ/cos‸2φ + sin‸4θ/sin‸2φ = 1 prove that cos‸4φ/cos‸2θ + sin‸4φ/sin‸2θ = 1

Madhav , 7 Years ago

Grade 10