if the ratio of the sum of first n terms of two A.P is 7n+1:4n+27 find the ratio of their 10 term
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ok . ask .
hum direct question dekh k kese "n" ki value put kar sakte h
ye trick sb m apply hogi
Yes . l think so
just for this type of maths you can apply this trick .
one more question
ask
for what value of K .,the following pair of linear equations has infinite solution kx+3y=(2k+1), other is 2(k+1)x +9y=(7k+1)
Sorry . I can't .
sorry
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