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Chapter 12: Q 19. (page 808)

In Problems 17鈥�28, write down the first five terms of each sequence.

an=nn+2

Short Answer

Expert verified

The first five terms of the sequence are13,24,35,46,57

Step by step solution

01

Step 1. Write the given information.

The given sequence isan=nn+2

02

Step 2. Find the five terms.

To find the five terms in the sequence we substitute 1,2,3,4and5inton

a1=11+2=13a2=22+2=24a3=33+2=35a4=44+2=46a5=55+2=57

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Most popular questions from this chapter

In Problems 61鈥�70, express each sum using summation notation.

1+3+5+7+....+212-1

In Problems 37鈥�50, a sequence is defined recursively. Write down the first five terms.

a1=1;a2=2;an=an-1路an-2

In Problems 17鈥�28, write down the first five terms of each sequence.

tn=(-1)n(n+1(n+2)

In Problems 61鈥�70, express each sum using summation notation.

a+a+d+a+2d+........+a+nd

In Problems 17鈥�28, write down the first five terms of each sequence.

bn=2n+12n
See all solutions

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