Two A.P.’s have the same common difference. The common difference between their 50th terms is 1089. What is the common difference between their 500th terms?
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Answer:
1089
Step-by-step explanation:
let the 1st terms be A1 and A2
common differences=d
A1+49d-(A2+49d)=1089
A1-A2=1089
difference in 500th terms=
A1+499d-(A2+499d)=
A1-A2
=1089
HENCE THE DIFFERENCE IN THEIR 500TH TERMS IS ALSO 1089
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