if

then find the value of

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Answer:
Step-by-step explanation:
x= √3 +√2
1/x = √3 - √2
x³ - 1/x³ =( x - 1/x) + 3(x - 1/x)
=√3 + √2 - (√3 - √2) + 3(√3 + √2 - (√3 - √2)
=√3 + √2 - √3 + √2 + 3 (√3 +√2 -√3 +√2)
=1(2√2) + 3( 2√2)
= 1+3(2√2)
=4(2√2)
= 8√2
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