CBSE Class 11-science Answered
a1,a2,a3,......a40 are in AP. If a1+a5+a15+a26+a36+a40=105 then sum of the AP is
A.700 B.1400
C.630 D.1200
Asked by subhajit.690 | 27 Dec, 2016, 12:14: AM
Expert Answer
Answered by Rashmi Khot | 27 Dec, 2016, 09:19: AM
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