Find the term of an AP 13 ,20 , 27 .....is 153?
Answers
Answered by
1
Answer:
Step-by-step explanation:
a=13
d=20-13=7
an=153
n=?
an=a+(n-1)d
153=13+(n-1)7
153=13+7n-7
153=6+7n
153-6=7n
147/7=n
n=21
therefore 21st term will be 153
Similar questions