Question
Asked Oct 20, 2019
3 views

see attachment

SEQUENCES, SERIES, AND PROBABILITY
Max
Finding the first terms of a sequence using a recursive rule
Español
Suppose that a sequence is defined as follows.
-2a,
for n22
+3
a1 4,
аni
п-1
List the first four terms of the sequence.
?
X
EE
Aa
미□
help_outline

Image Transcriptionclose

SEQUENCES, SERIES, AND PROBABILITY Max Finding the first terms of a sequence using a recursive rule Español Suppose that a sequence is defined as follows. -2a, for n22 +3 a1 4, аni п-1 List the first four terms of the sequence. ? X EE Aa 미□

fullscreen
check_circle

Expert Answer

Step 1

First term is given 

a1=4

Plug n=2 to find the second term. 

a2= -5 

a2a-+3
a2-2a2-1+3
a,3-2а +3
a2=-2(4)+3
a2=-8+3
a2=-5
help_outline

Image Transcriptionclose

a2a-+3 a2-2a2-1+3 a,3-2а +3 a2=-2(4)+3 a2=-8+3 a2=-5

fullscreen
Step 2

Plug n=3 to find the third te...

а, 3-2а,-+3
a3=-2a3-1+3
a3=2a2+3
a3-2(-5)+3
=10+3
aз-
=13
a3=
help_outline

Image Transcriptionclose

а, 3-2а,-+3 a3=-2a3-1+3 a3=2a2+3 a3-2(-5)+3 =10+3 aз- =13 a3=

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Math

Calculus

Other

Related Calculus Q&A

Find answers to questions asked by student like you

Show more Q&A add