Acircle has a radius of 5 in. a central angle that measures 150° cuts off an arc. explain how to find the arc length exactly, and then approximate it to one decimal place.

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?