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ICSE Class 10 Answered

Kindly solve 2(X²-6)=3(x-4) kindly solve (X+1)(2x+8)=(x+7)(x+3)
Asked by Malathi95 | 29 Jan, 2019, 08:16: PM
answered-by-expert Expert Answer
begin mathsize 12px style 2 open parentheses x squared minus 6 close parentheses space equals space 3 left parenthesis x minus 4 right parenthesis 2 space x squared space minus space 12 space equals space 3 x space minus 12 2 space x squared space minus space 3 x space equals space x space left parenthesis 2 x space minus space 3 right parenthesis space equals space 0 h e n c e space x space equals space 0 space comma space x equals 3 divided by 2 end style
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begin mathsize 12px style open parentheses x plus 1 close parentheses open parentheses 2 x plus 8 close parentheses space equals space open parentheses x plus 7 close parentheses space open parentheses x plus 3 close parentheses 2 x squared plus 8 x plus 2 x plus 8 space equals space x squared plus 10 x plus 21 x squared minus 13 space equals space 0 h e n c e space x space equals space plus-or-minus square root of 13 end style
Answered by Thiyagarajan K | 29 Jan, 2019, 10:28: PM

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ICSE 10 - Maths
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