Which of the following equations is of a parabola with a vertex at (0, 6)? a. y = (x - 6)^2b. y = (x + 6)^2c. y = x^2 - 6 d. y = x^2 + 6

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?

Aculture started with 4,000 bacteria. after 5 hours, it grew to 5,200 bacteria. predict how many bacteria will be present after 19 hours. round your answer to the nearest whole number.