Find the 63rd term of the arithmetic sequence –1,5,11, ...

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

The graph of a function f(x)=(x+2)(x-4). which describes all of the values for which the graph is negative and increasing? all real values of x where x< -2 all real values of x where -2

Multiplying fractions by whole number 5 x 1/3=?