The notation (-3,2) can represent an ordered pair or notation?

Aplane flies around trip to philadelphia it flies to philadelphia at 220 miles per hour and back home with a tailwind at 280 miles per hour if the total trip takes 6.5 hours how many miles does the plane fly round trip

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?

Xy x xy if a and b are positive integers such that a*b=9 and b*a=72 what is the value of a/b