## 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 $$b^2?$$

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### 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 $$b^2?$$

by AAPL » Sat Aug 21, 2021 8:01 am

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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

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