Which of the equations are true identities? A. (y 6)(y-7) – 42 = y=y
B. (x + 3)(= 8) = 72 = 5.7

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

Lindsay used two points, (x,y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?

Stephen thublin invests $1,000,000 in a 45-day certificate of deposit with 6.55% interest. what is the total interest income from the investment?