Which of the following ordered pairs lies on the graph of h(x) = -2x²?

(1, -4)
(1, -2)
(1, 4)

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2

Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.

Acollege student takes out a $7500 loan from a bank. what will the balance of the loan be after one year(assuming the student has not made any payments yet) a. if bank charges 3.8% interest each year ?