ICSE Class 8 Answered
25(2x+y)^2-16(x-y)^2
Asked by muktharb | 03 Jul, 2019, 07:42: PM
Expert Answer
25(2x + y)2 - 16(x - y)2
[5(2x + y)]2 - [4(x - y)]2
[5(2x + y) + 4(x - y)] [5(2x + y) - 4(x - y)] a2 - b2 = (a + b)(a - b)
(10x + 5y + 4x - 4y)(10x + 5y - 4x + 4y)
(14x + y)(6x + 9y)
Answered by Sneha shidid | 04 Jul, 2019, 09:53: AM
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