Ask Singapore Homework?

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



Question

secondary 4 | A Maths
2 Answers Below

Anyone can contribute an answer, even non-tutors.

Answer This Question
Angeline Wong
Angeline Wong

secondary 4 chevron_right A Maths chevron_right Singapore

how to do question10?

Date Posted: 3 years ago
Views: 241

See 2 Answers

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Christmas MT
Christmas Mt's answer
2903 answers (A Helpful Person)
1st
the trick to solving is to be familiar with your double angle formulas and integration rules :)
Angeline Wong
Angeline Wong
3 years ago
thank you!
Eric Nicholas K
Eric Nicholas K
3 years ago
Be careful with writing the cos^4 x. In the very first line, the cos^4 x is very dangerously close to being a cos 4x instead.
done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
joylene allyssa chen
Joylene Allyssa Chen's answer
444 answers (Tutor Details)