In 1726 classify the given partial differential equation as hyperbolic, parabolic, or elliptic.2ux2 22ux y2uy2 ux 6uy 0

L32 - 10 ex. Find the maximum and minimum values of √ 2 f(x)= x +1o n[ −1,1], an▯ 1se them to ﬁnd upper and lower bounds for the value √ 2 of x +1 dx. −1