What must be added to x^2+20x to complete the square

asked Jul 20, 2020 204k views

1 vote

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6 votes

Answer:

(x+10)^2-100

Explanation:

Use the formula (b/2)^2 in order to create a new term to complete the square. Hope this helps :)

Janneck Lange answered Jul 25, 2020

6.3k points

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