Solve by completing the square: x^2 - 8x + 12 = 0

x2 - 8x + 12 = 0 (x - 4)2 - 16 + 12 = 0 (x - 4)2 - 4 = 0 (x - 4)2 = 4 x - 4 = +- 2 x = 6 x = 2

JV
Answered by Julianna V. Maths tutor

4329 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Simplify p^2× p^5


how do you know if two straight lines on a graph are parallel or perpendicular?


Find the equation of the line that passes through the (4,6) and (9,-4)


Increase £190 by 25%


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning