the sum of 4th and 8th term of an ap is 26 and product of 2 and 6th term is 65 find the ap
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Step-by-step explanation
4th term + 8th term = 26
Using formula a+(n-1)d
(a+3d ) + ( a + 7d) = 26
2a+10d=26
a=26-10d/2 = 13-5d
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