Let g(x) = x² - 3 and h(x) = 2x + 5.

Find h(g(x)).

Which of the following parabolas opens down?

Ireally need subtract and simplify.(-y^2 – 4y - 8) – (-4y^2 – 6y + 3)show your work, ! i will mark you brainliest but you have to show your work.

Kerion has a beaded necklace business. she can make 12 necklaces is 2 hours. how long will it take her to make 9 necklaces?