Math, asked by Beilieber4151, 1 year ago

Let an be an AP for which a2+a3+a4=54 find a3

Answers

Answered by sonukumar985

10

a+d+a+2d+a+3d=54
3a+6d=54
3(a+2d)=54
a+2d=54/3
a+2d=18
a3=18

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