Question

For what value of p,are 2p-1,7 and 3p three consecutive term of A P​

Answer 1

if the given terms are to be in a.p so the difference must be constant

let us assume 2p -1 as the first term and 7 as second term while 3p the third term

7-(2p-1)=3p-7

7-2p+1=3p-7

-2p-3p= -7-8

-5p=-15

p=3

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