Question

Check if -200 is a term of a ap: 11,8.5.2

Answer 1

Step-by-step explanation:

a=11

d=8-11= -3

-200=a+(n-1)d

-200=11+(n-1)-3

-200-11=(n-1)-3

-211/3+1=n-1

-211+3/3=n-1

-208/3=n

$69 \times \frac{1}{3}$

so it is not a term

Answer 2

so it isn't a term at

so this is term