Question

ੋ।t p- 1,p+3,3p-1 are in Ap ,then find the value of p
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Answer 1

Step-by-step explanation:

if a,b,c are in ap then b-a=c-b

=>2b=a+c

similarly,

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

2p+6=4p-2

2p=8

p=4

therefore terms are, p-1=4-1=3

p+3=4+3=7

3p-1=12-1=11