Question

Solve each equation or inequality

a.) x^2 - 9 = 0
b.) x^2 - 9 < 0
c.) x^2 - 9 > 0

x = -4, -3, -2, -1, 0, 1, 3, 4
y = 7, 0, -8, -9, -8, 0, 7

can someone help??

Answer 1

@Mertsj can you help?

Answer 2

Yes. But not this minute.