Determine the average rate of change of the function over the interval[-1,2]

Select all the correct statements. the amount in dollars an electrician charges in terms of the number of hours worked is represented by the function y = 22x + 42. from the function, identify all the phrases that hold true for the situation. the electrician charges an initial fee of $22 the y-variable represents the number of hours the electrician charges an initial fee of $42 the electrician charges $22 for every hour worked the x-variable represents the electricians charges in dollars the electrician charges $42 for every hour worked

Which graph corresponds to the function f(x) = x2 + 4x – 1?

Which graph represents the parent function of y=(x+2)(x-2)