The difference of 2 squares is equivalent to
(their sum) times (their difference) .
Y² - 49 = (Y + 7) (Y - 7) .
1hr = 60minutes
60min + 45 min = 105
4545÷105 = 47,7225 miles
That’s what I got I didn’t know how to type it so I just took a photo
Answer:
There are 2 ways of righting this:
Method 1: height is 15 feet below ground level
Method 2: height is -15 feet ( a negative value )
Step-by-step explanation:
Drawing a sketch helps in understanding the question:
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Distance of travel is more than height above ground. So it ends up below ground (presume in a cut out).
Distance below ground is
105−90=15 feet