Question

10,7,3, in this series 11th number

Answer 1

Answer:

-20

Explanation:

a = 10

d = 7-10

= -3

n= 11

aⁿ = a +(n-1)d

aⁿ = 10 + (10)-3

aⁿ = 10-30

aⁿ = -20