Allan's answer to jasmine's Secondary 4 E Maths question.
done
{{ upvoteCount }} Upvotes
clear
{{ downvoteCount * -1 }} Downvotes
Hi jasmine. Can you help me double check whether b=8/9 is correct as I've checked through and no way should b be negative.
Date Posted:
7 years ago
the roots of the equation is 4 and -2 so it should be (x-4)(x+2) = x^2 -2x -8
Oh yes. One small mistake. Thanks.
360 Tutoring Program