Question

1. which graph represents ( x

eq 4 )?

a. no circle at 4, but shading everywhere else

b. closed circle at 4 with shading on both sides

c. closed circle at 4 with no shading

d. open circle at 4 with shading on both sides

Explanation:

• The inequality $x

eq 4$ means all real numbers except 4.

• An open circle at 4 indicates 4 is not included.
• Shading on both sides covers all numbers less than and greater than 4, representing all values satisfying $x

eq 4$.

Answer:

d. Open circle at 4 with shading on both sides