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  • 06-11-2026
  • Mathematics
Answered

$f(x)=2 x^4-10 x^3-72 x^2+100$



On which intervals is the graph of $f$ concave up?



Choose 1 answer:

A$(-3,4)$ only
B$\left(-\frac{3}{2}, 4\right)$ only
C$(-\infty,-3)$ and $(4, \infty)$
D$\left(-\infty,-\frac{3}{2}\right)$ and $(4, \infty)$

Verified Answer :

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