Can you please help me with the attached calculus problem
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How can I use triangle inequality, congruent triangles, and some logic to prove that alpha = beta? (proof for the optical property of hyperbola) The question asks for the calculus method which my work will be attached and the non-calculus method must not include any calculations just what is stated before. (Calculus work attached) (Link is for the question) https://imgur.com/a/GmaW7d2
please help me solve this math question. i have attached a file containing the question.
This is a second year university Mathematics question under the topic of Vector Calculus and Differential Equations. I am so confused. Can anyone please help me out with this question?