Question

2. Factorise: x 6- 64.​

Answer 1

Answer:

here is the answer

Step-by-step explanation:

(x+2)(x-2)(x4 +4x2+16)

Rewrte the given terms as perfect cubes as follows and use the algebraic identity for the factorisation of difference of two cubes.

x6 -64 = (x2)3 - (4)3

=(x2 -4) (x4 +4x2+16)

=(x+2)(x-2)(x4 +4x2+16)

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