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NCERT Class XI Mathematics - Limits and Derivatives - Solutions

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Question : 3 of 72
Marks: +1, -0
lim⁡r→1πr2\lim\limits_{r\rightarrow 1}\pi r^2
Solution:  
We have lim⁡r→1πr2\lim\limits_{r\rightarrow 1}\pi r^2 = π⋅(1)2\pi \cdot (1)^2 = π.
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