Ask Singapore Homework?

Upload a photo of a Singapore homework and someone will email you the solution for free.



Question

secondary 2 | Maths
One Answer Below

Anyone can contribute an answer, even non-tutors.

Answer This Question
Ram
Ram

secondary 2 chevron_right Maths chevron_right Singapore

Help me to solve this problem

Date Posted: 2 years ago
Views: 189

See 1 Answer

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
griff
Griff's answer
71 answers (Tutor Details)
1st
Tip:
(ax+b)^2 = a^2 + b^2 +2ab for mental calculation
Ram
Ram
2 years ago
Tks