solve the inequality x^2-4x+4>0

x2 -4x+4>0 => (x-2)(x-2)>0. We can illustrate this line on a graph showing a quadratic whose vertex is at (2,0). Therefore, the answer to our inequality is x<2,x>2 (but x does not equal 2) for all real numbers x.

JA
Answered by James A. Maths tutor

6589 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

I struggle with the following type of question: "The first four terms of an arithmetic sequence are 5, 9, 13, 17. Write down an expression, in terms of n, for the nth term in the sequence." How should I approach this?


What is the equation of the tangent to the circle x^2 + y^2 = 25 at the point (-3, -4)?


Show x^2 + 8x +15 = 0 in the form of (x+b)^2 +c (complete the square) and then solve the equation


Expand (x+3)(x+4)


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