Question

For what value of k will k+9,2k+1and 2k+7 are the consecutive terms of an A. P.

Answer 1

Answer:

14

Step-by-step explanation:

if three numbers a,b,c are consecutive  then b-a =c-b

so (2k+7)-(2k+1)=(2k+1)-(k+9)

so 6 =k-8

k=14

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