How to solve HARD polynomial equations! Chegg Trig & Precalculus Office Hours @blackpenredpen

Uploaded April 2025 | Updated September 2026, 2 weeks ago

Today, we will focus on solving polynomial equations! These are the typical techniques to solve cubic or higher degree polynomial equations. This virtual office hour is brought to you by Chegg. Check out the schedule and connect with us here: che.gg/3E2AZRw

0:00 Solve (x+3)^5=x^5+3^5 (sorry about the bad video quality, but it will get better soon)
23:18 Solve 2x^3+5x^2+18x+45=0
28:45 Solve x^4-9x^2-2x+6=0
39:52 Polynomial long division (x^5-2x^2+4x+1)/(x^3-x^2-x+1)
53:01 Solve 4x^4-x^2-8x-16=0

How to solve HARD polynomial equations! Chegg Trig & Precalculus Office Hours

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