factor: X9 - Y4 (4 and 9 are exponents)?

[匿名]

2008-12-01 6:30 am

yup another one i'm really dumb

回答 (4)

An ESL Learner

2008-12-01 6:52 am

✔ 最佳答案

x^9 - y^4
= [x^(9/2)]^2 - (y^2)^2
= [x^(9/2) + y^2][x^(9/2) - y^2]

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Como

2008-12-01 9:49 am

( X ³ - Y ² ) ( X ³ + Y ² )

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[匿名]

2008-12-01 6:35 am

^
^
^

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[匿名]

2008-12-01 6:33 am

(X3 - Y2)(X3 + Y2)

3 and 2 are EXPONENTS

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