Factorise x^2+12x+7

(x+4)(x+3) 

From the question you need to write out all the multiples of the coefficient of x, in this case:

1 and 12, 2 and 6, 3 and 4. The numbers in the brackets have to also add up to the number at the end, in this case it will be 3 and 4. 

VA
Answered by Veronica A. Maths tutor

4674 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Determine (27/8)^3/2


equation(1) h = 3t^2 a) find h when t=5 b)find t when h=108


A family go into a shop, they buy three sandwiches and two packets of crisps. It costs them £9. Another family buy five sandwiches and six packets of crisps. It costs them £19. How much does two sandwiches and five packets of crisps cost?


5w -3 = 3w + 15


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