8. What value added to x2 8x would complete the square? -4 16 64 -16

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Rahmani asked Jul 8, 2022

116,879 views

28 votes

8. What value added to x2
8x would complete the square?
-4
16
64
-16

Mathematics
high-school

Rahmani asked Jul 8, 2022

by Rahmani

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1 Answer

16 votes

Answer:

Explanation:

x^2 -8x

Take the coefficient of x

-8

Divide by 2

-8/2 = -4

Square it

(-4)^2 = 16

Add 16

Preckrasno answered Jul 14, 2022

by Preckrasno

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