Stacy Yu's answer to Amy's Secondary 4 A Maths Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Stacy Yu
Stacy Yu's answer
9 answers (Tutor Details)
1st
Amy
Amy
9 months ago
How do you know the factor is x-1?
Amy
Amy
9 months ago
Thanks