A) \[\left( \frac{{{a}^{2}}-2ab-{{b}^{2}}}{a-b},\frac{{{a}^{2}}+{{b}^{2}}}{a-b} \right)\]
B) \[\left( \frac{{{a}^{2}}-2ab-{{b}^{2}}}{a-b},\frac{{{a}^{2}}-{{b}^{2}}}{a-b} \right)\]
C) \[\left( \frac{{{a}^{2}}-2ab+{{b}^{2}}}{a-b},\frac{{{a}^{2}}+{{b}^{2}}}{a-b} \right)\]
D) None of these
Correct Answer: A
Solution :
Here \[x=\frac{a\,(a-b)-b\,(a+b)}{a-b}=\frac{{{a}^{2}}-2ab-{{b}^{2}}}{a-b}\] \[y=\frac{a\,(a+b)-b\,(a-b)}{a-b}=\frac{{{a}^{2}}+{{b}^{2}}}{a-b}\].You need to login to perform this action.
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