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CBSE Class 10 Answered

Solve by splitting the middle term. 4 x squared plus 4 b x minus left parenthesis a squared minus b squared right parenthesis equals 0
Asked by deorajsahoo143 | 24 Jan, 2020, 08:35: AM
answered-by-expert Expert Answer
It can be solved by completing square
4 straight x squared plus 4 bx plus straight b squared space minus space straight a squared equals 0 open parentheses 2 straight x plus straight b close parentheses squared minus space straight a squared equals 0 open parentheses 2 straight x plus straight b minus straight a close parentheses open parentheses 2 straight x plus straight b plus straight a close parentheses equals 0 straight x equals fraction numerator straight a minus straight b over denominator 2 end fraction straight x equals fraction numerator negative straight a minus straight b over denominator 2 end fraction
Answered by Arun | 28 Jan, 2020, 01:16: PM

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