Answer:
6
Step-by-step explanation:
sorry if im wrong T-T
Answer:
t=√d-12/4 and t=√-d-12/4, d≥12
Step-by-step explanation:
Hope this helps.
Answer:
y = 1
Step-by-step explanation:
I dunno what you need but that's the answer to y...
Answer: 16
You divide 8 by 1/2 and you get 16 pieces
Answer:
He needs 7 more consecutive successful first serves to raise his first serve percentage to 60%.
Step-by-step explanation:
After n consecutive serves, his total number of serves is going to be n+8, since he has already served 8 times. In the best case, his number of successful first serves is n+2.
His percentage of succesful first serves is the division of the number of succesful first serves divided by the total number of serves. So

We want
. So







He needs 7 more consecutive successful first serves to raise his first serve percentage to 60%.