Imaginary zeros of polynomials

Imaginary zeros of polynomials

Lessons

Notes:
Based on the quadratic formula b±b24ac2a\frac{{ - b \pm \sqrt {{b^2} - 4ac} }}{{2a}} , non-real roots occur when the discriminant, b24ac{b^2} - 4ac , is negative. Non-real roots always occur in pairs.
Teacher pug

Imaginary zeros of polynomials

Don't just watch, practice makes perfect.

We have over 860 practice questions in Sixth Year Maths for you to master.