3 Answered Questions for the topic HELPPPPPP Me Please!!!!!

10/05/15

#### I don't understand :/ ?

So the problem I have is (x-4)2/3=100. I used the "help me solve this" feature and it gave me:
((x-4)2/3)3/2=+-(100)3/2
and that gave me:
x-4=+-1000
I know how you got x-4 by...
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#### word Problem

A jet flew at an average speed of 480mph from Point X to Point Y. Because of head winds, the jet averaged only 460mph of the return trip, and took him 45min longer. How many hours was the flight...
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Helpppppp Me Please!!!!!

10/04/15

#### Desperately need exact answer

An engineer is going to redesign an ejection seat for an airplane. The seat was designed for pilots weighing between 130 lb and 171 lb. The new population of pilots has normally distributed weights...
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