Find the value of k so that 8k+,6k-2and 2k+7 will form AP

1.	Find the value of k so that 8k+,6k-2and 2k+7 will form AP
Answer» if 8k=a 6k-2 =b 2k+7=c . wkt in an ap 2b=a+c2(6k-2)=2k+7+8k12k-4= 10k+72k=11k=5.5

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