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What value is added to both sides of the equation x^2-2x=10 in order to solve by completing the square? -2 -1 1 2

What value is added to both sides of the equation x^2-2x=10 in order to solve by completing the square? -2 -1 1 2
asked 158k views
3 votes
What value is added to both sides of the equation x^2-2x=10 in order to solve by completing the square?

-2
-1
1
2

asked
User Sarafina
by
7.9k points

1 Answer

2 votes

Answer:

1

Explanation:

Add the square of half the x coefficient: (-2/2)^2 = 1.

answered
User SternK
by
7.6k points
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