List the first 10 terms of each of these sequences. the

Joyce Smith

Joyce Smith

Answered question

2021-12-10

List the first 10 terms of each of these sequences.
the sequence whose first term is 2, second term is 4, and each succeeding term is the sum of the two preceding terms.

Answer & Explanation

kaluitagf

kaluitagf

Beginner2021-12-11Added 38 answers

The first term is 2. 
a1=2 
The second term is 4 
a2=4 
The total of the two terms before it determines the next term.
a3=a1+a2=2+4=6 
a4=a2+a3=4+6=10 
a5=a3+a4=6+10=16 
a6=a4+a5=10+16=26 
a7=a5+a6=16+26=42 
a8=a6+a7=26+42=68 
a9=a7+a8=42+68=110 
a10=a8+a9=68+110=178

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