Question

(vii) Find the 4th term
is
of the series whose nth term
3-5n.
​

Answer 1

put the value for at the place of N that would be equal to

Answer 2

Hey frnd here is ur answer---

as it is given that an=3-5n is the nterm so

will put N value in 1,2,3 to get AP series

a1=3-5*1

a1=-2

a2=3-5*2

a2= -7

a3=3-5*3

a=-12

AP series=-2,-7,-12........

a=-2

d=-5

a4=a+3d

=> -2+(3*-5)

=> -2+(-15)

=> -2-15

=> -17 Ans..

Therefore 4th term of AP is-17..ANS

Hope it helps to u!

Plzz mark this answer as a brainliest plzzz