最高のコレクション expand (1/x y/3)^3 class 9 336970-Expand (1/x+y/3)^3 class 9
⋅ ( 1) 3UP Board students can get the UP Board Solutions for Class 9 Maths Chapter 3 from here They can download Exercise 31 or Exercise 32 or Exercise 33 in English Medium or Prashnavali 31 or Prashnavali 32 or Prashnavali 33 in Hindi Medium PDF format free View all exercises in Video Format for the students of CBSE and UP Board following thePARTB Answer any five questionsExplanation (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 the last two brackets (x2 y2 −2xy)(x − y) = x3 − x2y xy2 − y3 −2x2y 2xy2 ⇒ x3 −y3 − 3x2y 3xy2 Always expand each term in the bracket by all the otherWe know that \begin{eqnarray*} (xy)^0&=&1\\ (xy)^1&=&xy\\ (xy)^2&=&x Expand 1 X Y 3 Whole Cube Studyrankersonline Expand (1/x+y/3)^3 class 9