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CBSE Class 10 Answered

plz solve this question urgently :
Asked by savitamahajan202 | 30 Jan, 2023, 02:36: PM
Expert Answer
begin mathsize 14px style open parentheses a plus b close parentheses squared space equals space a squared space plus space b to the power of 2 to the power of space end exponent space plus space 2 space a space b space equals space 10 space plus space 2 space left parenthesis 4 right parenthesis space equals space 18 end style
 
begin mathsize 14px style open parentheses a minus b close parentheses squared space equals space a squared space plus space b to the power of 2 to the power of space end exponent space minus space 2 space a space b space equals space 10 space minus space 2 space left parenthesis 4 right parenthesis space equals space 2 end style
 
begin mathsize 14px style 3 left parenthesis a plus b right parenthesis squared space minus space 2 space left parenthesis a minus b right parenthesis squared space equals left parenthesis 3 space cross times space 18 right parenthesis space minus space 2 space left parenthesis 2 right parenthesis space equals space 50 end style
Answered by Thiyagarajan K | 30 Jan, 2023, 03:48: PM

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