Question

what is the 7th number in the sequence 25,10,4,8/5 and write teh explicit formula

Answer 1

Answer:

137/5

Step-by-step explanation:

Here

a=25

and d=2/5

So T7=a+(n-1)d

=> 25+(6)2/5

=> 25+12/5

=>125+12/5

=> 137/5