Question

Pleas do this question guys
No 43

Answer 1

⏩Hey mate❤

Given here

a= 1-√2

find here

(a-1/a)³=❓❓

Solution:--

a= 1-√2

So,

1/a = 1/(1-√2)

= (1+√2)/(1-√2)(1+√2)

= (1+√2)/(1-2)

= -(1+√2)

now,

(a-1/a) = (1-√2)-[-(1+√2)]

= 1- √2 + 1 +√2

= 2

so,

(a-1/a)³= 2³

= 8

⏩Hopes its helps u

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@Abhi❤❤

Answer 2

Answer:

hey mate please refer to the attachment