I need help with these questions

Given that the graph of t) panes through the point (3, 2) and that the slope of its tangent line at (z, f{z)) is 5:: + 2, what is f(5)? [: da: 2 dy_ FindEtatm 4ify 52 -3andE3. %=:] Consider the function f(:c) = 12m6 + 303' 16023 + 3. x) has inection points at (reading from left to right] .1: = D, E, and F mm: For each of the following intervals, tell whether n} is concave up or concave down.