A) \[\alpha ={{a}^{2}}+{{b}^{2}},\] \[\beta =ab\]
B) \[\alpha ={{a}^{2}}+{{b}^{2}},\] \[\beta =2ab\]
C) \[\alpha ={{a}^{2}}+{{b}^{2}},\] \[\beta ={{a}^{2}}-{{b}^{2}}\]
D) \[\alpha =2ab,\] \[\beta ={{a}^{2}}+{{b}^{2}}\]
E) None of these
Correct Answer: B
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