Question

If a, a+1, a+3 are in G. P. Then a will be

Answer 1

Answer:

answer is r=2

step by step ::

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plzz mark as a briliant answer

Answer 2

Step-by-step explanation:

a+1/a=a+3/a+1

(a+1)2=a+3*a

a2+1+2a=a2+3a

2a-3a=-1

a=1