About angle "phi" approaches x

rabbia_Hassan · March 17, 2023, 7:54am

can anyone please explain that how does the angle “phi” approaches x when delta gets smaller and smaller ?

lucas.coutinho · March 19, 2023, 8:18pm

Hi!

This is because is \Delta x = 0, then x = \phi, due to triangle similarity.

Topic		Replies	Views
Don't really understand why angle Phi approaches x as delta x get smaller and smaller here Calculus for Machine Learning and Data Science week-module-1	1	17	August 17, 2025
C2 w1 derivative of trigonometric functions: phi approaches x? Calculus for Machine Learning and Data Science week-module-1	3	459	September 20, 2023
Proof of derivatives of Sine and Cosine functions Calculus for Machine Learning and Data Science week-module-1	2	319	October 12, 2023
Help with derivatives of trigonometry functions Calculus for Machine Learning and Data Science week-module-1	6	720	June 21, 2023
C2 Week-1 Help with approximation of derivatives graph Calculus for Machine Learning and Data Science week-module-1	1	375	March 7, 2023