√完了しました！ factorise x(x^3-y^3) 3xy(x-y) 816611-Factorise x^3-9y^3-3xy(x-y) kijpsaelo00s

 0 Follow 0 A K Daya Sir, added an answer, on 25/9/13 A K Daya Sir answered this x 3 y 3 = (x y) (x 2 xy y 2 ) this formula can be derived f...

[最も人気のある！] prove that sin2x=2tanx/1 tan^2x 291339 kijpsaelo00s

Prove as an identity; Multiply the left side in the numerator and denominator by 1tanx and simplify to get the answer ##(1tanx)^2 / (1tan^2 ...