Kayley15 Kayley15

10-04-2017
Mathematics

contestada

the function f (x) =3x^2-2x-4 opens which way?

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Аноним Аноним

10-04-2017

Upwards. Positive quadratic functions open upward, while negative quadratic functions open downwards.

:)

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10-04-2017

y=3x^2-2x-4

dy/dx=6x-2

d2y/dx2=6

Since acceleration is always positive, the function opens upwards....

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