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# x^6-y^6=0, what is the value of x^3-y^3 =? a. x> 0 b. y

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Manager
Joined: 27 Jul 2003
Posts: 122

Kudos [?]: 58 [0], given: 0

Location: Singapore
x^6-y^6=0, what is the value of x^3-y^3 =? a. x> 0 b. y [#permalink]

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23 Aug 2003, 05:03
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1.x^6-y^6=0, what is the value of x^3-y^3 =?
a. x> 0
b. y is greater than 0.6.

Kudos [?]: 58 [0], given: 0

Manager
Joined: 14 Aug 2003
Posts: 88

Kudos [?]: [0], given: 0

Location: barcelona

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23 Aug 2003, 06:39
c?
from the question we know that x=y or x=-y...
from sttmnt 1 we dont know anything from y
from sttmnt 2 we dont know anything from x

Kudos [?]: [0], given: 0

23 Aug 2003, 06:39
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