70.8k views
4 votes
Using completing the square method solve x²-6x+4=0​

User Souvik Ray
by
3.2k points

1 Answer

3 votes

Answer: x=3+5^1/2 or x=3-5^1/2

Explanation:

x²-6x+4=0​

x²-6x+9-5=0​

(x-3)²-5=0​

(x-3)²=5

x-3=5^1/2

x=3+5^1/2

x-3=-5^1/2

x=3-5^1/2

x=3+5^1/2 or x=3-5^1/2

User RyanBrady
by
3.5k points