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What number must be added to the expression below to complete the square? х2 - 20х
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What number must be added to the expression below to complete the
square?
х2 - 20х

User Khrm
by
5.6k points

1 Answer

5 votes

Answer:

100

Explanation:

This is formula fot completing the square:

(b/2)^(2)

(-20/2)^(2)

100

User Nico Erfurth
by
5.9k points
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