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ICSE Class 9 Answered

Q. 21
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Asked by Rayeesa | 01 Jun, 2018, 04:11: PM
answered-by-expert Expert Answer
begin mathsize 16px style straight x to the power of 4 plus straight x squared straight y squared minus straight y squared straight z squared minus straight z to the power of 4 equals straight x to the power of 4 space minus space straight z to the power of 4 space plus space straight x squared straight y squared space minus straight y squared straight z squared equals left parenthesis straight x squared space plus straight z squared right parenthesis left parenthesis straight x squared space minus space straight z squared right parenthesis space plus space straight y squared left parenthesis straight x squared space minus space straight z squared right parenthesis equals left parenthesis straight x squared space minus space straight z squared right parenthesis open parentheses straight x squared space plus straight z squared space plus space straight y squared close parentheses end style
Answered by Sneha shidid | 01 Jun, 2018, 04:52: PM

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