She would full 900 prescriptions in 12 weeks.
If she filled 75 per week, then you do 75*12 to get how many she did in 12 weeks. Which would result in 900
The quadratic formula is -b + or - the square root of b squared - 4 times the a value and c value over 2a. So the roots would be -1.354249 and -6.645751. I believe these are the roots.
You need to multiply the rows with how many seats is in each one.
18×15=270
Each period has three numbers and is separated by commas. So it is called a period.
Ermm, Don't you think it's 60?
Cause in my caculatons it's 60