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17 votes
17 votes
Oliver is trying to solve the following equation by completing the square.

x2−32x+31=0
Here are the steps Oliver used to complete the square.

Original equation: Line 1: Line 2: Line 3: Line 4: Line 5: Line 6: x2−32x+31x2−32xx2−32x+32(x−16)2(x−16)2−−−−−−−−√x−16x=======0−31−31+3211–√±115 and x=17
Oliver did not get the correct solutions.

Which line contains Oliver's first mistake?

User Syldman
by
3.1k points

1 Answer

9 votes
9 votes

Answer:

line 2

Explanation:

I do primavera and got it right

User Bjornruysen
by
3.5k points