Question

factorise x3+64
maths ​

Answer 1

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x³ + 64 = x³ + 4³

We know that the sum of two cubes, x³ + y³

x³ + y³ = ( x + y )( x² − xy + y² )

So, x³ + 4³ = ( x + 4 ) (x² − 4x + 4² )

x³ + 4³ = ( x + 4 ) ( x² − 4x + 16 )

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I hope my answer helps you....

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Answer 2

Answer:

$(x3 - 4)(x 2 + 4x + 16$