Question

If x = 2-√3 then find the value of ( −1/x)3

Answer 1

Step-by-step explanation:

x=2-√3

(-1/2-√3)3

rationalizing the denominator

( -1/2-√3 x2+√3/2+√3) 3

( -2-√3/4-1) 3

( -2-√3/3x3

-2-√3

hence finded.

Answer 2

Answer:

-3 / 2 - √3

Step-by-step explanation:

x = 2 - √3

(-1 / x) 3 = -3 / x = -3 / 2 - √3