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JEE Main 27 June 2022 Shift 1 Solved Paper

Section: Mathematics

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Question : 7 of 90

Marks: +1, -0

The lengths of the sides of a triangle are 10+x2,10+x2 and 20−2x2. If for x=k, the area of the triangle is maximum, then 3k2 is equal to:

[27-Jun-2022-Shift-1]

5
8
10
12

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