Whích quadratic regression equation best fits the data set? A. ŷ = 0.155x2 – 4.074x + 38.910

B. ŷ = 0.155x2 – 4.074x – 38.910

C. ŷ = 38.910x2 – 4.074 +0.155

D. ŷ = 38.910x2 – 4.074 – 0.155

How many solutions does the nonlinear system of equations graphed bellow have?

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.

Ataxi company charges $3 for pick-up plus $0.65 for each mile. select the expressions that represent the cost in dollars for a taxi pick-up and m miles. mark all that apply.