Question

which term of the AP 24 21 18 15....is the first negative term... Pls ans in step by step explanation ​

Answer 1

Answer:

,-3 is the answer

a+(n-1)d =-3

24+(n-1)-3 = -3

24-3n+3=-3

27+3n=-3

3n=30

n = 10

an<0

a+(n-1) -3 <0

24-3n+3<0

27-3n<0

-3n<-27

n>9

n>\=9

n=10