Skip to content
MathsGenie logo
Open app

Course home

  1. IGCSE
  3. Maths CIE
  5. Question bank

Completing the Square

EasyMedium
123456789101112
Question 1
87%
a.

Write x2+10x+2x^2 + 10x + 2x2+10x+2 in the form (x+a)2+b(x + a)^2 + b(x+a)2+b where a a\,a and b b\,b are integers.

[2]
b.

Hence, or otherwise, write down the coordinates of the turning point of the graph of y=x2+10x+2y = x^2 + 10x + 2y=x2+10x+2

[1]

Completing the Square Questions

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

Practise CIE IGCSE Maths Completing the Square with exam-style questions for Core and Extended tier. 14 questions, matched to the CIE IGCSE Maths (0580) specification and written in Paper 1 and Paper 3 (Core) or Paper 2 and Paper 4 (Extended) style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

Question bank