HayleyWhite17
Create three fractions by replacing the word ‘blank’ in each fraction with a variable or number. You can use the same value or three different replacement values. Explain all the work in simplifying your new addition problem. 3 over blank plus blank over a squared minus blank over a cubed.
3 over blank plus blank over a squared minus blank over a cubed
Last question of the day people, help me out please.
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timo86m
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its the same lol
timo86m
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3/blank + blank/a^2 - blank/a^3
HayleyWhite17
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Yeah cus I got myself confused with the other one
HayleyWhite17
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Yessss
timo86m
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silly goose
timo86m
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you definately been thinking too much and hard :) but that is good, we at OS are proud of you :P
HayleyWhite17
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So how do I solve this?
HayleyWhite17
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Nevermind I'll just skip it and not get the points for it.
timo86m
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it is already solved
timo86m
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just treat blank as a variable and a as another variable
HayleyWhite17
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No you have to replace the words "blank" with any variable then simplify it
timo86m
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but blank is a variable :P
timo86m
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ooh i'll make it simple you can choose a number so choose 1 :)
timo86m
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you can use the same number 3 times i read
3/1 + 1/a^2 - 1/a^3
timo86m
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(3*a^3+a-1)/a^3
HayleyWhite17
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Is that what it simplifies to? :P
timo86m
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yes :)
HayleyWhite17
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How did you get that though so I can write it down!
timo86m
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|dw:1340662989127:dw|
HayleyWhite17
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Are those a^5?
timo86m
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yes :)