Complete the square of the following expression: 2x^2 -8x+21

2(x-2)^2 +13

IF
Answered by Iliya F. Maths tutor

3065 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

There are 10 boys and 20 girls in a class. The mean mark for the class is 60, the mean mark for the girls is 54. Work out the mean mark for the boys.


Factorise 4x+6x^2


Express x*2 + 10x - 3 in the form (x+p)*2 + q


Expand the following expression: (2x+3)(x+1)


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences