Ask Singapore Homework?
Upload a photo of a Singapore homework and someone will email you the solution for free.
Question
secondary 4 | A Maths
One Answer Below
Anyone can contribute an answer, even non-tutors.
help thanks
Date Posted: 2 years ago
Views: 437
discriminant<0 and p<0
See 1 Answer
done
{{ upvoteCount }} Upvotes
clear
{{ downvoteCount * -1 }} Downvotes
Note that the curve lies above the x-axis when the coefficient of the x² term is positive. (U shaped graph), hence p > 0
Date Posted:
2 years ago
360 Tutoring Program