The total number of seats in an auditorium is modeled by f(= 2x2 - 6x, where x represents the number of rows of seats. How many rows are there in the auditorium if it has a total of 416 seats?
A 32
B 13
C 20
D 16
Answer:D
The total number of seats in an auditorium is modeled by f(= 2x2 - 6x, where x represents the number of rows of seats. How many rows are there in the auditorium if it has a total of 416 seats?
A 32 B 13 C 20 D 16