1a. It is because each x only has 1 y and it has an equation
1b. It is not a function because each x has more than 1 y.
1c. It is not a function because there can be no equation written for this graph.
In triangle the sum of the angles =180,and we have angle=124 so,180-124=56.
X=4
Answer:
Step-by-step explanation:
