March 29, 2017

Post a New Question

Posted by on .

find the single term of cos^2 4theta - sin^2 4theta

  • trig - ,

    Cos^2(x) - Sin^2(x) = Cos(2 x)

    So, you can write the expression as

    cos(8 theta)

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions

Post a New Question