I don't understand this, sorry
Answer:
A.(4,0)
Step-by-step explanation:
APEX
Answer:
Yes, because if you substitute 10 for r in the equation and simplify, you find that the equation is true.
Step-by-step explanation:

Answer:
I am so sorry but the link will not let me see the question
Step-by-step explanation:
could you put a screen shot of the question and maybe i could try to help :)