Post a New Question

Trig Identity

posted by on .

Prove or disprove the following identity

sin^4theta - cos^4theta = sin^2theta-cose^2theta

  • Trig Identity - ,

    LS = sin^4 Ø - cos^4 Ø
    = (sin^2 Ø + cos^2 Ø)(sin^2 Ø - cos^2 Ø)
    = (1)(sin^2 Ø - cos^2 Ø)
    = RS

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question