Question

17,12,7,2..... 'n' word
a)12+5n
b)5n-22
c)22-5n
d)22n-5​

Answer 1

Answer:

c)22-5n

Step-by-step explanation:

a+(n-1)d

=17+(n-1)-5. [d=a2-a1=12-17=-5]

=17-5n+5

=22-5n

hope this answer may help you...