Question

X³-1 solve the following​

Answer 1

Step-by-step explanation:

x³-1

x³-1³ a³-b³ =(a+b)³-3ab(a-b)

(x-1)3-3x(x-1)

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Answer 2

Step-by-step explanation:

Here

${x}^{3} - 1 = {x}^{3} - {1}^{3}$

Using the identity

${a}^{3} - {b}^{3} = (a - b) ({a}^{2} + ab + {b}^{2} )$

We have

${x}^{3} - {1}^{3 } = (x - 1)( {x}^{2} + x + 1)$

hope it helps ✌