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4 years ago

12

What number would be added to both sides in order to complete the square when solvinghttp://media.education2020.com/evresources/

2003-19-03-00-00_files/i0030000.jpg ?
A.
16
B.
18
C.
64
D.
81

1 answer:

tia_tia [17]4 years ago

7 0

The number that will be added to both side is the square of half the coeficient of x. i.e.
$(\frac{8}{2})^{2} = 4^{2} =16$

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