(2x+3)^2

=4x^2+12x+9

MA

Related Maths GCSE answers

All answers ▸

Dipen and Nisha are planning their wedding reception. Nisha says, “I want to invite 70 guests.” Dipen says, “If we invite one-fifth fewer guests, we will save more than £500” Is Dipen correct? (Taken from Nov 2014 AQA Unit 2)


A right angled triangle has two short sides of lengths 5cm and 12cm respectively. What is the length of the third side?


How do you find the turning point of a quadratic equation?


Prove that the difference of the square of two consecutive odd numbers is always a multiple of 8. [OCR GCSE June 2017 Paper 5]