Math, asked by mohamed31, 10 months ago

Factorise:
Xcube+8ycube

Answers

Answered by mysticd

3

Answer:

x³ + 8y³ = (x+2y)(x²-2xy+4y²)

Step-by-step explanation:

x³ + 8y³

= x³ + (2y)³

= (x+2y)[x²-x×2y + (2y)²]

/* By algebraic identity:

a³+b³ = (a+b)(a²-ab+b² ) */

= (x+2y)(x²-2xy+4y²)

•••♪

Answered by umiko28

2

Answer:

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Step-by-step explanation:

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