Display the interval notation for:
wnotequalto8
An interval as a set of numbers.
Numbers = endpoints.
w is less than 8 and w is greater than 8 (not including 8)
We have (-∞, 8) and (8 +∞)
-∞,...,-2,-1,0,1,2,3,4,5,6,7,9,10,11,12,13,14,15,16,17,18,...,∞