SOLUTION: f(x)=9x^4-25^2 how to find the zero of the function algebraically

Question 522270: f(x)=9x^4-25^2 how to find the zero of the function algebraically
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
f(x)=9x^4-25^2 how to find the zero of the function algebraically
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solve (3x^2-25)(3x^2+25) = 0
x^2 = 25/3 or x^2 = -25/3
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x = +/-5sqrt(3)/3 or x = +/-5sqrt(3)i/3
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Cheers,
Stan H.
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