Question 421118
Help me solve this please
w^4 -12w^2-2=0
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w^2 = [12 +- sqrt(144-4*-2)]/2
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w^2 = [12 +- sqrt(152)]/2
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w^2 = [12 +- 2sqrt(38)]/2
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w^2 = 6 + sqrt(38) or w^2 = 6-sqrt(38)
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Solve for "w".
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Cheers,
Stan H.