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Nice explanation sir tq 🎉🎉🎉
Sir, could u pls tell why you substituted -r as x ? Even without substitution we could still solve the problem w.r.t dr and get an answer
For convenience maybe
Nice explanation sir tq 🎉🎉🎉
Sir, could u pls tell why you substituted -r as x ? Even without substitution we could still solve the problem w.r.t dr and get an answer
For convenience maybe