Answer
standard form
Work Step by Step
Recall:
The standard form of a quadratic equation is $ax^2+bx+c=0$ where $a\ne0$.
Thus, the missing expression in the given statement is $\bf\text{standard form}$.
You need to log in to continue
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.