Math, asked by harshvardhan3, 1 year ago

do question no. 2 pls fast

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Answered by 07161020
1
Hey there,

If a,b and c are in AP then
2b=a+c

Similarly
2k+1, 6 and 3k+1 are in AP
So we get,

12=5k+2
5k=10

Therefore k=2

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07161020
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