Answer:
= 3.5 * 3.5 = 12
square means: multiply the number <u>by itself</u> two times. so 3.5 * 3.5
cube () means: multiply the number by itself three times. so 3.5 * 3.5 * 3.5
i hope u understand :)
Why is it not a valid conlussion to say that basketball is better than football
1 answer:
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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%.