If I'm understanding this correctly you mean:
If a vertical line does not connect to more than one point in a relation then that relation is a function.
Then your answer is A-True.
That is called the vertical line test. The vertical line cannot touch more than one point at the same time if it is a function. If it does touch then it is not a function.
Answer:
(x,y) = (—2,—5)
Step-by-step explanation:
I attached a picture
Answer:
D. 80
Step-by-step explanation:
multiply 40 by 2 cause its 50 percent
Answer:
16t + 10
Explanation:
Step 1 - Add like terms
-16t + 32t + 10
16t + 10