The Graph Below Shows the solution to which system of inequalities? Which is the correct answer

Given this information, which expression must represent the value of b?

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

How many zeros does the function f(x)=4x3-x2+1 have