Question

Simplify : ( /3 + /5 )^3 − ( /3 − /5 )^3

Answer 1

Step-by-step explanation:

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(√3+√5)³-(√3-√5)³= (3√3+5√5)-(3√3-5√5)= 3√3+5√5-3√3+5√5= 5√5+5√5= 10√5.