If x-y =2 and xy=15, find the value of x cube - y cube.

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Fabien Demangeat asked Feb 20, 2022

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If x-y =2 and xy=15, find the value of x cube - y cube.

Mathematics
college

Fabien Demangeat asked Feb 20, 2022

by Fabien Demangeat

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Answer:

5³ = 125 : -3³ = -27

Explanation:

let x= 5 and y= 3

x - y = 2

5 - 3 = 2

xy = 15

5 × 3 = 15

x³ = ? : -y³ = ?

5³ = 125 : -3³ = -27

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Zane Dufour answered Feb 25, 2022

by Zane Dufour

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1 Answer

5³ = 125 : -3³ = -27

let x= 5 and y= 3

x - y = 2

5 - 3 = 2

xy = 15

5 × 3 = 15

x³ = ? : -y³ = ?

5³ = 125 : -3³ = -27

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