Find the value of k,if k+9,2k-1 and 2k+7 are in A.P
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Answered by
2
see step
2k+7=k+9+2(k-10)
2k+7=k+9+2k-20
k=7+20-9
k=18
i hope this will help u
2k+7=k+9+2(k-10)
2k+7=k+9+2k-20
k=7+20-9
k=18
i hope this will help u
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Manesvi:
but the answer should be 18
hmm thanks
thankuu
Answered by
1
(2k-1)= k+9+2k+7/2. = 3k+16/2 4k-2= 3k+16 = 4k-3k = 16+2. k=18
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