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
Wan Yu Liow
Wan Yu Liow

secondary 2 chevron_right Maths

3. Given that x+2y =-2 and x-2y=18,find the value of x^2-4y^2

Date Posted: 7 years ago
Views: 650

See 1 Answer

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Wayne Teo
Wayne Teo's answer
50 answers (Tutor Details)
1st