Mathematics, 06.10.2019 20:00 ugh788o02
There are 15 rows of seats in an auditorium. the first row has 20 seats, and each of the other rows has 5 more seats than the row in front. which of the following is formed by the number of seats in each row?
a. an arithmetic series
b. an arithmetic sequence
c. a geometric series
d. a geometric sequence
Answers: 2
Mathematics, 21.06.2019 22:30
If x-1 and x+3 are the factors of x3+10x2+ax+b find a and b
Answers: 1
There are 15 rows of seats in an auditorium. the first row has 20 seats, and each of the other rows...
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