3.For what value of k will k+ 9, 2k 1 and 2k + 7 are the consecutive t – InterviewSolution

1.

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

Answer»

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

2(2k-1)=k+9+2k+74k-2=3k+16k=18

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