*Valid September 30, 2024 - December 25, 2024 at Canadian stores and at indigo.ca, while quantities last, with $50.00 or more pre-tax purchase of eligible product(s), after discounts and plum points redemptions. Minimum purchase amount excludes gift cards, plum+ memberships, Love of Reading products/donations, and shipping costs. Selection may vary between stores and online.
On Rational Quadratic Transformations/en-ca/on-rational-quadratic-transformations/2E5347B6-F3AA-4545-A1C9-0955FDCD86EE.html2E5347B6-F3AA-4545-A1C9-0955FDCD86EE