Sum of first two of an ap is 100 and sum of first 3 term of same ap is 300.Find the 3rd terms?
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Step-by-step explanation:
Sum of first two terms = 100
Third term of ap is 300
A2= A1+ d
A3= A2 +d
300 = A1+ A2 +2d
300= 100 + 2d
2d = 200
d =100.
Fourth term, A4 = A3+d
= 300+100
= 400
Similarly the fifth term is 500 and sixth term is 600.
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