Question

please solve this question of AP of class 10
and no useless
answer otherwise I will report useless answer and your answer would be deleted​

Answer 1

Answer:

just take 'n' as from 1,2,3..... that means 1sr term 2nd term

then,

in an=4-n

taking 1

a1=4-1=3

taking 2

a2=4-2=2

taking 3

a3=4-3=1

thus continue....

and for common difference

d=a2-a1=2-3= -1

for checking

d=a3-a2=1-2= -1

please mark as brainlist if it helps

you know na this are begeiner's questions