A) \[{{a}^{2}}+{{b}^{2}}+{{c}^{2}}=12\]
B) \[a+c=b\]
C) \[{{a}^{2}}+{{c}^{2}}=2b\]
D) \[{{b}^{2}}=2({{a}^{2}}+{{c}^{2}})\]
Correct Answer: D
Solution :
\[a=2;\,b=-4;\,c=2\]You need to login to perform this action.
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