Which equation has a graph that is a parabola with a vertex at (-1, -1)?
O y = (x - 1)2+1
O y = (x - 1)2 - 1
O y = (x + 1)2 + 1
O y= (x + 1)2 - 1

Graph the equation by plotting point x=2

Jessica and martha each have a bag of cookies with unequal quantities. they have 30 cookies total between the two of them. each of them ate 6 cookies from their bag. the product of the number of cookies left in each bag is not more than 80. how many more cookies will jessica have martha? if x represents the number of cookies jessica started with, complete the statements below.the inequality that describes the relationship between the number of cookies each one of them has is x^2 - x +224 > = 0.jessica has at least cookies more than martha.

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?