Question

Which term of the A.P. 20, 17, 14,
is the first negative term ? ​

Answer 1

Step-by-step explanation:

plz take tn<0 then put the values

Answer 2

Step-by-step explanation:

20+(n-1)*-3=0

(n-1)=20/3

n-1=6.6

we can take

n-1=7

n=8

a7=20+(-18)=2

a8=20+(-21)=-1

eighth tern