Question

find the missing terms of AP 5, ........, ........., 19/2​

Answer 1

Answer:

let missing terms x and y . Common difference d

$x = 5 + d \\ y = 5 + 2d \\ \frac{19}{2} = 5 + 3d \implies \: d = \frac{9}{6} = 1.5$

So

$x = 6.5 \: \: and \: \: y = 8$