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The $20^{th}$ term of the A.P. : $10\sqrt{2}, 6\sqrt{2}, 2\sqrt{2}, \dots$ is :
- (a)$-76+10\sqrt{2}$
- (b)$-62\sqrt{2}$
- (c)$-66\sqrt{2}$
- (d)$86\sqrt{2}$
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Ans. (c) $-66\sqrt{2}$
The 20th term of the A.P. : 10√2, 6√2, 2√2, is :
CBSE Class 10 Maths PYQ · Arithmetic Progressions · Term Formula · 1 Mark · March 2025 · Basic
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