Nvm dont answerr that question

The measure of angle 0 is 600 degrees

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me

Four equations are shown below.equation 1: y=2*equation 2: y=2x-5equation 3: y=x2 + 6equation 4: tdentify one linear equation and one nonlinear equation from the list.why each equation you identified is linear or nonlinear.nd one nonlinear equation from the list. state a reasonlinear equation