<span>how many feet= 1mile
how many minutes = 1hr
5280ft=1mile
60mins=1hr
5280ft x 45mi = 237600
divide by 60
3960 ft per minute</span>
ßœ446 d8 kœ ælæm æng ßægœ5
Use the Quadratic formula,
x= -b +/- sqrt(b^2-4ac)
-------------------------
2a
x= 4 +/- sqrt(16+12)
----------------------
-6
x = 4+/- sqrt(28)
---------------
-6
x = 4 +/- 2*sqrt(7)
------------------
-6
x= 2(2+/- sqrt(7))
------------------
2(-3)
x= 2+/- sqrt(7)
--------------
-3