Determine which ordered pair is a solution of y = x2-2.

(5,21), (-5, 24), (-1,-1), (-2, 6)

O(-2, 6)
(5,21)
(-1,-1)
(-5, 24)

Will give 11 points and brainlist !!

Find the sum of 4x^{2} -4+6 and -7^{2} +3x+1

The graph shows the function f(x) = (2.5)x was horizontally translated left by a value of h to get the function g(x) = (2.5)x–h.

Joseph haydn pet store offers wide variety of leashes for dogs. the store purchases one popular type of leash from its manufacturer for $4.38 each. joseph haydn pets marks up leashes at a rate of 238% of cost. what is the retail price of the popular leash?