Friday
August 22, 2014

Homework Help: math

Posted by partha on Friday, September 20, 2013 at 2:29pm.

If the common difference of an A.P. is 7, then what is a20-a11?
?
1) 64
2) 65
3) 66
4) 63

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

maths - Two A.P. 's have the same common difference. The first term if ine if ...
math - in an ap the difference is between the 8th and 4th term is 20 and the 8th...
arithmetic - How do i find the common ratio, when the 1st, 2nd and 7th terms of ...
math - determine the common difference in the squence x,x+1,x+2,x+3..
math - Can somebody help me? Find the common difference? 1/2, 1/3, 1/6, o
math - I dont know what this is? Find the common difference? 1/2, 1/3, 1/6, 0
arithmetic - the sum of the n termsof an ap whose first term is 5 and common ...
per-algebra - whats the sequence,common difference or common ratio and the next ...
arithmetic - Two arithmetic progression have thd same first and last terms.the ...
Math - 1) If the sum of the first n terms of a series is Sn where Sn=2nē-n, (a)...

Search
Members