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Principle Of Mathematical Induction

Question

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In $increment ABC comma$ show that: $triangle open parentheses cot straight A over 2 plus cot straight B over 2 plus cot straight C over 2 close parentheses space equals space straight s squared$

Solution

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Some More Questions From Principle of Mathematical Induction Chapter

If in two circles, arcs of the same length subtend angles 60° and 75° at the centre, find the ratio of their radii.

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