Question

REALLY NEED HELP!!

How can 2x² - 18x < -28 be represented on a number line?

Answer 1

It's C

We can't have D because the circles are shaded in, meaning x can equal 2 & 7. Plus, the symbol is not in our 2x² - 18x < -28. A less than or greater than symbol.

(graph from desmos graphing calculator)

Hope this helps!