CBSE Class 11-science Answered
Insert 3 arithmetic means between 5 and 21.
Asked by Topperlearning User | 22 Nov, 2017, 10:01: AM
Expert Answer
After inserting the 3 arithmetic means between 5 and 21 the resulting sequence will be an AP with common difference d.
First AM is 5+4=9
Second AM is 5+2(4)=13
Third AM is 5+3(4)=17
So the resulting sequence is 5,9,13,17,21
Answered by | 22 Nov, 2017, 12:01: PM
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