Answer:
EF is the best vector described to intersect both point s

Step-by-step explanation:
Probability=
Probability for a randomly chosen girl to be senior=
Probability for a randomly chosen girl to be senior=
Probability for a randomly chosen boy to be senior=
Probability for a randomly chosen girl to be senior=
For two independent events,
Probability for both event 1 and event 2 to take place=
Since choosing boys and girls is independent,
Probability for both boy an girl chosen to be senior=
Probability for both boy and girl chosen to be senior=
So,required probability is 
Answer:
1000
Step-by-step explanation:
Hello,
Since the degree of a polynomial is the highest exponent present, the degree of Mei’s polynomial should be 2.
4000000+500000+8000+200+20+7