[最新] if x^2 y^2 z^2 2xycosacosb 354479-X 2 y 2 z 2 2xyz
If A B C Are Angles Of A Triangle Then 2sin A 2 Cosec B 2 Sin C 2 Sinacot B 2 Cosa Is A Independent Of A B C B Function Of A B C Function Of C D None Of These WebUsing the identities cos (ab) = cos (a)cos (b) sin (a)sin (b), cos (ix) = cosh (x), and sin (ix) = isinh (x), cos (xiy) = cos (x)cosh (y) sin (x)sinh (y)i For the result to be 2, we need eitherWeby2x=15 Geometric figure Straight Line Slope = 4000/00 = 00 xintercept = 15/2 = yintercept = 15/1 = Rearrange Rearrange the equation by subtracting X 2 y 2 z 2 2xyz