Question

if a = 2 - root 3 find a- 1/a raise to 3
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Answer 1

Answer:

Step-by-step explanation:

if a is equal to to 2-√3

1/a³

=1/(2-√3)³

=1/2³-(√3)³-3*2*√3(2-√3)

=1/8-3√3-12√3+18

=1/26-15√3