Skip to content

Course home

Completing the Square

Completing the Square

MediumHard
1234567891011121314151617181920212223242526272829303132333435363738394041424344454647
Question 23
a.

Write 4x2−24x+414x^2 - 24x + 414x2−24x+41 in the form a(x+b)2+ca(x + b)^2 + ca(x+b)2+c where aaa, bbb, and c c\,c are integers.

[3]
b.

Hence, or otherwise, write down the coordinates of the turning point of the graph of y=4x2−24x+41y = 4x^2 - 24x + 41y=4x2−24x+41

[1]
Markscheme

Completing the Square Questions

  1. GCSE
  2. /Maths
  3. /Completing the Square

56 exam-style questions on AQA GCSE Maths Completing the Square. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank