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In Exercises 31–36 provide the first five terms of the given sequence. Unless specified, assume that the first term has index 1.

1-(-1)kk

Short Answer

Expert verified

The first five terms are2,0,23,0,25.

Step by step solution

01

Step 1. Given information.

The given sequence is1-(-1)kk.

02

Step 2. First term.

The generals sequence will be,

ak=1-(-1)kkk=1,a1=1-(-1)k=2

03

Step 3. Remaining terms.

Now put,

k=2,a2=1-(-1)2k=0k=3,a3=1-(-1)33=23k=4,a4=1-(-1)44=0k=5,a5=1-(-1)55=25

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