SOLUTION: approximate the real zeros of f(x)=2x^4-3x^2-2 to the nearest tenth. a)-2 b)+-1.4 c)+-1.5 d)no real root

SOLUTION: approximate the real zeros of f(x)=2x^4-3x^2-2 to the nearest tenth. a)-2 b)+-1.4 c)+-1.5 d)no real root

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Question 210127: approximate the real zeros of f(x)=2x^4-3x^2-2 to the nearest tenth.
a)-2
b)+-1.4
c)+-1.5
d)no real root
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
approximate the real zeros of f(x)=2x^4-3x^2-2 to the nearest tenth.
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I graphed it and found a zero around x = -1.4
===================================================
Cheers,
Stan H.
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a)-2
b)+-1.4
c)+-1.5
d)no real root

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