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OpenStudy (anonymous):
Is this the correct way to solve this problem? Problem: Find all four solution of the following equation. x^4+x^2-6=0 . make u=x^2. u^2+u-6=0 . (u+3)(u-2) . (x^2+3)(x^2-2) . set both to zero. answers I got are: {-isqrt(3) , isqrt(3), -sqrt(2), sqrt(2) }
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OpenStudy (cggurumanjunath):
:)
OpenStudy (cggurumanjunath):
PERFECT ANSWERS ! @KattieG12
OpenStudy (anonymous):
yay!
OpenStudy (cggurumanjunath):
:) (:
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