# Calculus

posted by
**Z32** on
.

Find the concavity and min and max for f(x) = x*sqrt(x^2+36) defined on the interval [-4, 7]?

posted by
**Z32** on
.

Find the concavity and min and max for f(x) = x*sqrt(x^2+36) defined on the interval [-4, 7]?