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[@nancypi](/creator/youtube/nancypi)
"Factoring Quadratics. How (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=YtN9_tCaRQc) [@nancypi](/creator/youtube/nancypi) 2018-05-15T10:35Z 716K followers, 2.8M engagements


"Trigonometry: Solving Right Triangles. How (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=a5WQlcFTXyk) [@nancypi](/creator/youtube/nancypi) 2018-11-14T00:04Z 716K followers, 2.6M engagements


"How to Find the Limit at Infinity (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=nViVR1rImUE) [@nancypi](/creator/youtube/nancypi) 2018-05-15T23:32Z 716K followers, 1M engagements


"The Chain Rule. How When (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=H-ybCx8gt-8) [@nancypi](/creator/youtube/nancypi) 2018-09-03T20:00Z 716K followers, 2M engagements


"How to Solve By Completing the Square (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=prx_Bf2hakw) [@nancypi](/creator/youtube/nancypi) 2018-08-28T19:29Z 716K followers, 1.7M engagements


"Solving Logarithmic Equations. How (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=rBnQiLa2TYo) [@nancypi](/creator/youtube/nancypi) 2018-10-07T23:34Z 716K followers, 960.2K engagements


"How to Remember the Unit Circle (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=c819bGfH8FA) [@nancypi](/creator/youtube/nancypi) 2018-10-03T01:46Z 715K followers, 641.1K engagements


"How to Find the Inverse of a Function (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=-l7U3dEAGa4) [@nancypi](/creator/youtube/nancypi) 2018-09-09T20:30Z 716K followers, 457.7K engagements


"How to Integrate Using U-Substitution (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=8B31SAk1nD8) [@nancypi](/creator/youtube/nancypi) 2018-08-25T19:25Z 716K followers, 2.3M engagements


"Synthetic Division. How (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=AWCQBLthbNI) [@nancypi](/creator/youtube/nancypi) 2018-09-19T03:43Z 716K followers, 220.6K engagements


"How to Find the Domain of Any Function (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=GQGFMUfr10M) [@nancypi](/creator/youtube/nancypi) 2018-05-15T10:00Z 716K followers, 1.5M engagements


"How to Solve Quadratic Equations by Factoring (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=Z5MnP9da4EM) [@nancypi](/creator/youtube/nancypi) 2018-05-15T10:35Z 716K followers, 611.7K engagements


"Basic Trigonometry: Sin Cos Tan (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=bSM7RNSbWhM) [@nancypi](/creator/youtube/nancypi) 2018-05-15T19:42Z 716K followers, 1.3M engagements


"Simplifying Rational Expressions. How (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=i7w_aRlVagU) [@nancypi](/creator/youtube/nancypi) 2018-07-02T18:07Z 716K followers, 418.4K engagements


"Derivatives. What (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=-ktrtzYVk_I) [@nancypi](/creator/youtube/nancypi) 2018-09-06T20:15Z 716K followers, 1.2M engagements


"How to Simplify Radicals (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=BPY7gmT32XE) [@nancypi](/creator/youtube/nancypi) 2018-05-15T20:18Z 716K followers, 981.1K engagements


"Integration by Parts. How (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=KKg88oSUv0o) [@nancypi](/creator/youtube/nancypi) 2018-09-12T20:48Z 716K followers, 1.8M engagements


"Solving Systems of Equations. Elimination Method (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=XOJgzW4P7T8) [@nancypi](/creator/youtube/nancypi) 2018-05-16T21:16Z 716K followers, 959.9K engagements


"Logarithms. How (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=Zw5t6BTQYRU) [@nancypi](/creator/youtube/nancypi) 2018-08-19T17:31Z 716K followers, 3.7M engagements


"Basic Integration. How (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=e1nxhJQyLYI) [@nancypi](/creator/youtube/nancypi) 2018-08-22T19:28Z 716K followers, 1.4M engagements


"How to Find Any Limit (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=nJZm-zp639s) [@nancypi](/creator/youtube/nancypi) 2018-05-15T21:46Z 716K followers, 1.4M engagements


"Introduction to Limits (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=poBobcFn1Co) [@nancypi](/creator/youtube/nancypi) 2018-08-31T19:36Z 716K followers, 788K engagements


"How to Find Any Limit: Part X (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=v9fQ_QeCHpI) [@nancypi](/creator/youtube/nancypi) 2018-05-18T02:17Z 716K followers, 585.4K engagements


"How to Find the Vertex of a Parabola (NancyPi)"  
[YouTube Link](https://youtube.com/watch?v=ygH-Y5YG5kE) [@nancypi](/creator/youtube/nancypi) 2018-05-15T07:04Z 716K followers, 372.4K engagements