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Asked by Girishdhawan | 25 Jun, 2018, 08:51: PM
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begin mathsize 16px style straight z squared plus 1 over straight z squared equals 11 open parentheses straight z minus 1 over straight z close parentheses squared plus 2 cross times straight z cross times 1 over straight z equals 11 straight z minus 1 over straight z equals 3 straight z cubed plus 1 over straight z cubed equals open parentheses straight z minus 1 over straight z close parentheses open parentheses straight z squared plus 1 over straight z squared plus straight z cross times 1 over straight z close parentheses equals open parentheses 3 close parentheses open parentheses 11 plus 1 close parentheses equals 46 end style
Answered by Arun | 28 Jun, 2018, 01:14: PM

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CBSE 9 - Maths
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