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What number must be added to the expression below to complete the square? x2 - 18x A. -81 B. -9 C. 81 D. 9

What number must be added to the expression below to complete the square? x2 - 18x A. -81 B. -9 C. 81 D. 9
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2 votes
What number must be added to the expression below to complete the square?

x2 - 18x

A. -81
B. -9
C. 81
D. 9

User BrianP
by
8.6k points

1 Answer

1 vote
C. 81 dsokdodmsokmdcosamkam
User Anijhaw
by
7.8k points
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