Question

16,11,6......223terms find the sum ​

Answer 1

Step-by-step explanation:

is your questions complete

Answer 2

Answer:

first term = 16

common difference=-5

sum of 223terms= 223/2{2a+(n-1)d}

= 223/2{32+(222)(-5)}

= 223{16-555}

= 223×(-539)

= -120197

hope this will help you