Question

Simplify:4√81-8(3√216)+15(5√32)+√225

Answer 1

Answer:

Step-by-step explanation:

4×√9×√9-8 (3-√6×√6×√6)+(√15×√15)  

(4×9) - 8( 3 -6 ×√6) + 15

36-8×-3√6+15

43-3√6                                                                                                                          

Answer 2

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