Ask Singapore Homework?
Upload a photo of a Singapore homework and someone will email you the solution for free.
Question
secondary 4 | A Maths
One Answer Below
Anyone can contribute an answer, even non-tutors.
Need help with 8ii
Date Posted: 10 months ago
Views: 146
you can use the half angle formula (kinda like double angle formula)
See 1 Answer
Thank you so much
360 Tutoring Program