Can someone help me out here? "find the slope and initial value of the graph below. Then write the equation of the line."

Consider the functions below. function 1 function 2 function 3 select the statement which is true about the functions over the interval [1, 2] a b function 3 has the highest average rate of change function 2 and function 3 have the same average rate of change. function and function 3 have the same average rate of change function 2 has the lowest average rate of change d.

For f(x) = 3x+1 and g(x) = x2 - 6, find (g/f)(x)

If x-1 and x+3 are the factors of x3+10x2+ax+b find a and b