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Prove that, if f(x) = a(0) + a(1)x^(2) +...

Prove that, if `f(x) = a_(0) + a_(1)x^(2) + a_(2)x^(4) and 0 lt a_(0) lt a_(1) lt a_(2)`, then f(x) has only one minima at x = 0.

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The correct Answer is:
x = 0
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