Posted by write2khin on Tuesday, April 13, 2010 at 10:25pm.
solve x2 + 2x  3 < 0 and graph.
Anyone can solve the problem please.

Mathematic  Rhonda, Tuesday, April 13, 2010 at 10:30pm
Factor the equation into (x 1)(x + 3) <0 then break it up into two statements x 1<0 or x +3<0 then solve for x<1 or x<3 then graph that on a number line which is all points less than 1 with an open circle on 1.

Mathematic  melissa, Tuesday, April 20, 2010 at 2:20pm
v8<35