Find the nonpermissible replacement for n in
this expression.
n-8/n+2

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)

List x1, x2, x3, x4 where xi is the midpoint endpoint of the five equal intervals used to estimate the area under the curve of f(x) between x = 0 and x = 10.

What are the x and y intercepts of the graph y=x^2+7x+12