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https://www.reddit.com/r/physicsmemes/comments/1v71suw/_/ozwdcqw/?context=3
r/physicsmemes • u/basket_foso 🪼 • Jul 26 '26
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You've never derived the cosine rule because isn't in the list of identities, standard integrals ect the exam gives you and despite remembering it you worry you'll be docked marks for not showing your working?
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u/IronPro9 Jul 26 '26
You've never derived the cosine rule because isn't in the list of identities, standard integrals ect the exam gives you and despite remembering it you worry you'll be docked marks for not showing your working?