Answer:
1 ray is intersecting point O
Step-by-step explanation:
A ray can be defined as a part of a line that has a fixed starting point but no end point.
AD and EC both go on forever but OB has one endpoint and goes on forever.
All real numbers greater than or equal to -3
Answer:
12x^2+4
Step-by-step explanation:
4(3x^2+1)