
Taking the square root of both sides gives two possible cases,

or

Recall that

If
and
, we have

so in the equations above, we can write

Then in the first case,


(where
is any integer)


and in the second,




Then the solutions that fall in the interval
are

C
Explanation:
That’s where the vertex of the slope will be
Answer:
8 feet
Step-by-step explanation:
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