Just look at the line of the graph.....where is it positive (above the x-axis)?
from -3 to 1 and from 4 to infinity (not inclusive....that means it is ZERO at -3 1 and 4 so those numbers are not included))
(-3,1) and (4, inf )
Just look at the line of the graph.....where is it positive (above the x-axis)?
from -3 to 1 and from 4 to infinity (not inclusive....that means it is ZERO at -3 1 and 4 so those numbers are not included))
(-3,1) and (4, inf )