Ask Singapore Homework?

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



Question

secondary 3 | A Maths
One Answer Below

Anyone can contribute an answer, even non-tutors.

Answer This Question
hell0___
Hell0___

secondary 3 chevron_right A Maths

hi can someone help me w this? thankssss

Date Posted: 6 years ago
Views: 257

See 1 Answer

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Jiayang
Jiayang's answer
1883 answers (Tutor Details)
1st
hell0___
Hell0___
6 years ago
tHankssss !!!:)
hell0___
Hell0___
6 years ago
uhh for the 3rd line the (e^x + e^-x) why isit plus?
Jiayang
Jiayang
6 years ago
Cus when you differentiate e^-x you get -e^-x