How To Solve 11th Question By Cross Multiplication Method Exercise 3c Solve Each Of The Following Systems Of Equations By Maths Pair Of Lin...
++ 50 ++ expand (1/x y/3)^3 274671-Expand (1/x+y/3)^3 class 9
Explanation (x −y)3 = (x − y)(x −y)(x −y) Expand the first two brackets (x −y)(x − y) = x2 −xy −xy y2 ⇒ x2 y2 − 2xy Multiply the result by ...
登録:
投稿 (Atom)
