The Algebra & Trigonometry textbook and e-textbook resources are OpenStax Open Education Resources (OERs). Vretta and OpenStax have partnered to provide cost-effective and fully customizable digital resources using OpenStax’s OER resources. As an OpenStaxAlly, Vretta’s Intromath platform(link to the Intromath Marketplace page) is tightly aligned with OpenStax offerings. OpenStax’s OERs can be hosted on Intromath,to offer affordable and customizable digital resources for student engagement in mathematics. Learn more about the Algebra & Trigonometry OER here.