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The equation f(x) = 4x4 + 4x2 + 9x – 2 can have at most four distinct real roots. True or false

The equation f(x) = 4x4 + 4x2 + 9x – 2 can have at most four distinct real roots. True or false
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The equation f(x) = 4x4 + 4x2 + 9x – 2 can have at most four distinct real roots. True or false

User Marco Grassi
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True.
Basically, the # of solutions of an algebraic equation equals the value of the highest exponent, which in this case is 4.


User Tjadli
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