√画像をダウンロード expand (1/x y/3)^3 class 9 299810
Expand the following `(i) (3a2b)^(3) (ii) ((1)/(x)(y)/(3))^(3)` (iii) `(4(1)/(3x))^(2)` class9;Selina Concise Mathematics Part I Solutions for Class 9 Mathematics ICSE, 4 Expansion All the solutions of Expansion Mathematics explained in detail by experts to help students prepare for their ICSE examsExpand (xy)^3 (x y)3 ( x y) 3 Use the Binomial Theorem x3 3x2y3xy2 y3 x 3 3 x 2 y 3 x y 2 y 3Polynomial Identities When we have a sum (difference) of two or three numbers to power of 2 or 3 and we need to remove the brackets we use polynomial identities (short multiplication formulas) (x y) 2 = x 2 2xy y 2 (x y) 2 = x 2 2xy y 2 Example 1 If x = 10, y = 5a (10 5a) 2 = 10 2 2·10·5a (5a) 2 Algebra Formulas For Class 9 Pdf Download Free Here Expand (1/x y/3)^3 class 9