⋅(1)3−k ⋅(−x)k ∑ k = 0 3 3!Tamil Nadu Board of Secondary Education SSLC (English Medium) Class 9th Textbook Solutions 7635 Important Solutions 1 Question Bank Solutions 3273 Concept Notes & Videos 341 Syllabus Advertisement Remove all ads Expand `x 1/y^3` Advertisement Remove all ads Solution Show Solution (a b) 3 = a 3 b 3 3ab(a b)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 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 3 Solve It Fastly Brainly In
