Which is the best estimate of StartFraction 90 over 7 EndFraction divided by 1 and three-fourths?

Solve the system. -a+4b+2c=-8 3a+b-4c=9 b=-1 a.(0,11) ,-1,2) c.(1,1,-2) d.(2,-1,-1)

You are cycling around europe with friends. a cycling festival is starting soon in barcelona. it will take 4.5 hours to cycle there. how many minutes in total is this?

Find the domain of the following expression: 1/(√x)-2