CaitlinH
The sequence an = 2, 4, 8, 16, 32, ... is the same as the sequence a1 = 2, an = 2an  1.
A.True
B.False



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sai1234
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let n=1
just check
a1=2a11
u can find answer

amistre64
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is the now term, twice the last term?

CaitlinH
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i dont understand

amistre64
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do you know how to generate a sequance of numbers?

CaitlinH
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not really

amistre64
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the terms of the sequence here are named:
a1
a2
a3
a4
a5
right?

CaitlinH
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ok

amistre64
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and they have certain values:
a1 =2
a2 =4
a3 =8
a4 =16
a5 =32
right?

CaitlinH
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yea

amistre64
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so we have to compare this to the rule given to see if it matches up; the first part of the rule asks; does a1=2

CaitlinH
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ok how do i do that

amistre64
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you look at the list and see if a1 is equal to 2 to start off with .....

CaitlinH
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ok then what will i do

amistre64
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then you will compare the rule that states how each new term is formed from the the one before it and see if that matches

amistre64
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for example; when n=2, what does n1 equal?

CaitlinH
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would the answer be false?

amistre64
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maybe, but we havent finished checking to see if it matches the rules .....

smileyxl3
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The answer is true