Question

simplify:(4root3-3root5) (4root3-3root5)

Answer 1

(4√3 - 3√5) (4√3 - 3√5)

=> (4√3 - 3√5)×(4√3 -3√5)

=> (4√3 -3√5)²

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By formula,
(a-b)²= a² +b² -2ab
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=> (4√3 -3√5)²

=> (4√3)² + (3√5)² -[2(4√3)(3√5)

=> (16×3)+(9×5) -[2(12×√15)]

=> 48+45 -24√15

=> 93 -24√15


I hope this will help you

-by ABHAY

Answer 2

The answer is that
hope it helps you