If * is defined on the set \mathbb{R} of all real numbers b ...

CBSE Class 12 Math 2019 All India Set 1 Solved Paper

Question : 5 of 29

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If * is defined on the set ℝ of all real numbers by:a*b=√a2+b2, find the identity element, if it exists in ℝ with respect to *

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