Question

If an=11-5n,find the common difference

Answer 1

Hope it may help you !!!!!

Answer 2

Step-by-step explanation:

an=11-5n,

By putting the vaule of n as 1

Therefore

a1=11-5(1)

a1=11-5

a1=6

.By putting the vaule of n as 2

Therefore

a2=11-5(2)

a2=11-10

a2=1

Common difference

= > a2-a1

=> 1-6

=> - 5