Ask Singapore Homework?

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



Question

secondary 3 | A Maths
2 Answers Below

Anyone can contribute an answer, even non-tutors.

Answer This Question
Sophia
Sophia

secondary 3 chevron_right A Maths

Can anyone help me with this question. Please give me a detailed answer so that I would understand better. Thank you in advance.

Date Posted: 5 years ago
Views: 565

See 2 Answers

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Rander Lim Boon Chun
Rander Lim Boon Chun's answer
26 answers (Tutor Details)
Rationalize the surds
done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Kelsey Ong Hui Ping
Kelsey Ong Hui Ping's answer
22 answers (Tutor Details)
Removing Surds by Rationalizing the Denominator.
Multiply the two terms in the denominator by the opposite sign to achieve a2-b2.
Rainbow Expansion on the numerator and simplify the terms!