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Global Stats
E-GMAT
If \(a^2\) and \(b^2\) are integers and \((a^4-a^2+4b^2-6)^{1/2}=2,\) what is the value of \(a^2\) and \(b^2?\)
1) \(a^2=(15-2a^2)^{1/2}\)
2) \((b^4-1)^{1/2}=0\)
OA D
If \(a^2\) and \(b^2\) are integers and \((a^4-a^2+4b^2-6)^{1/2}=2,\) what is the value of \(a^2\) and \(b^2?\)
1) \(a^2=(15-2a^2)^{1/2}\)
2) \((b^4-1)^{1/2}=0\)
OA D
