SOLUTION: sin^2 135+2tan^2 135-sec^2 135-cos^2 135

Algebra ->  Trigonometry-basics -> SOLUTION: sin^2 135+2tan^2 135-sec^2 135-cos^2 135      Log On


   

Question 1105267: sin^2 135+2tan^2 135-sec^2 135-cos^2 135
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
sin^2(135) + 2tan^2(135) - sec^2(135) - cos^2(135)
sin^2 - cos^2 = -cos(270) = 0
2tan^2(135) - sec^2(135)
= 2 - 2
= 0