Question

If x= 1+root(2) then find the value of x cube + 1 by x cube.

Answer 1

Answer:

The value is 4/3.

Step-by-step explanation:

x = 1 + √2

(1 + √2)³+1/ (1+√2)³

1 + 2 + 1/ 1 + 2

4/3

Answer 2

Step-by-step explanation:

your answer is 4/3

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