Question

if 4 and three are 2nd and 3rd term of a.p respectively then the first term is

Answer 1

Answer:

1

Step-by-step explanation:

a+d=4___1

a+2d=7__2

substitution eq 1 and 2

a+d-a-2d=7-4

d =3

a=4-d[from 1]

d=1

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