221k views
1 vote
!!~~ i could use some help (its multiple choice and i put more points)~~!!

CAN YOU ALSO EXPLAIN TO ME WHY U PICKED THE ONE YOU PICKED LOL
what are the first three terms of the sequence
a1=1 and an=4(an-1)^3 ?

a) 1,256,500
b) 1,4,256
c) 4,8,256
d) 4,32,108

1 Answer

6 votes

Answer:

B) 1, 4, 256

Explanation:

a1 = 1

an = 4(an-1)^3

a2 = 4(a2-1)^3

a2 = 4(a1)^3

a2 = 4(1)^3

a2 = 4

a3 = 4(a2)^3

a3 = 4(4)^3

a3 = 4(64)

a3 = 256

Answer: B) 1, 4, 256

//Hope it helps

User Blackdog
by
5.4k points