Quadratic inequalities are inequalities that can have up to three solutions. These will be equations using the following form:
ax^2+bx+cThis is part of the Preliminary Mathematics Extension 1 Syllabus from the topic Functions: Further, Work with Functions. In this post, we will explore Inequalities quadratic inequalities.
Let’s learn to solve quadratic inequalities using both algebraic and graphical techniques.
https://www.youtube.com/watch?v=hpFnHMPCYn4
https://www.youtube.com/watch?v=_gWjLKsFOPE