Kate's answer to Jwong's Secondary 3 A Maths Singapore question.
done
{{ upvoteCount }} Upvotes
clear
{{ downvoteCount * -1 }} Downvotes
Instead of putting -4 for your cross factorisation, you put 4 and 4x+X does not give you -3x. -4x plus x with give you -3x
Date Posted:
5 years ago
360 Tutoring Program