What is the fourth term of this sequence? (explanations appreciated!)

asked Mar 11, 2022 29.0k views

2 votes

What is the fourth term of this sequence?
(explanations appreciated!)

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5 votes

Answer:

Forth term of the sequence is 61

Explanation:

Let's just go from a1 to a4:

a1 = 5

a2 = 2x5+3 = 13

a3 = 2x13+3 = 29

a4 = 2x29+3 = 61

Anga answered Mar 16, 2022

by Anga

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