If in an A.P., Sn = n2p and Sm = m2p, where S denotes the sum of r terms of the A.P., then Sp is equal to
A. $$\frac{1}{2}{p^3}$$
B. mnp
C. p3
D. (m + n)p2
Answer: Option C
Solution(By Examveda Team)
Sn = n2p, Sm = m2p∴ Sr = r2p and Sp = p2p = p3
Hence Sp = p3
Related Questions on Progressions
Find the first term of an AP whose 8th and 12th terms are respectively 39 and 59.
A. 5
B. 6
C. 4
D. 3
E. 7
The sum of the first 16 terms of an AP whose first term and third term are 5 and 15 respectively is
A. 600
B. 765
C. 640
D. 680
E. 690
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