Question

Solve the quadratic equation by completing the square.
2
x² - 10x+10=0

Answer 1

Answer: x=5+
`√(15)`

Explanation:

x² - 10x+10=0

x² - 5x - 5x+10=0

x² - 5x - 5x+25-15=0

(x-5)^2 -15=0

(x-5)^2=15

x-5=
`√(15)`

x=5+
`√(15)`