solve for x by completing the square x^2 + 4x - 12

(x+2)2 -16 = 0 (x+2)2 = 16 x+2 = -4 or +4 x = 2 or -6

ER
Answered by Eden R. Maths tutor

2448 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

How can you add and subtract fractions with surds in them?


Rearrange the formula: m = 2ab/4c+b to make b the subject


How to Solve: (11 − w)/4 = 1 + w


How do I work out the area of a quarter circle with radius 6cm?


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:

© 2025 by IXL Learning