If a1= 1 and an= (an-1)^2 + 2 then find the value of a4

asked Sep 10, 2022 20.0k views

5 votes

If a1=
1 and an=
(an-1)^2 + 2 then find the value of a4

8.8k points

Please log in or register to add a comment.

4 votes

Answer:

123

Explanation:

$a_(1)=1\\a_(n)=(a_(n-1))^2+2\\a_(2)=(a_(1))^2+2=1^2+2=1+2=3\\a_(3)=(a_(2))^2+2=3^2+2=9+2=11\\a_(4)=(a_(3))^2+2=(11)^2+2=121+2=123$

Stoney answered Sep 14, 2022

7.8k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers