Question

23. Which term of the
ich term of the AP 24, 21, 18, 15, ....is first negative term?​

Answer 1

Step-by-step explanation:

a = t1 = 24

t2 = 21

d = 21-24 = -3

tn = a +(n-1) d

t10 = 24 + (9)(-3)

= -3

so tenth term will be first -be number

i.e t10 = -3

Answer 2

the answer is 12..

24-3=21

21-3=18

18-3=15 then..

15-3=12