2(x^2+6x+9) = 2(x+3)^2
So after divided by (x+3), answer will be:
2(x+3)
75.7 liters to be exact because the full amt. not rounded is 75.7082. I got this by using conversion tables <span />
Let
x-------> the time
y-------> the altitude of a helicopter
Step 1
<u>Find the slope of the line</u>
we know that
the slope m of the line between two points is equal to

we have

substitute in the formula



therefore
<u>the answer is the option </u>
The slope is
. This means that the helicopter descends
ft each minute.
Answer:
He will need to drive 70 mph for the next hour for his average to be 50pmh.
Hope this helped :)