Question

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Answer 1

Answer:

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Step-by-step explanation:

mark as brain lists

Answer 2

Answer:

-1.732

Step-by-step explanation:

$5 \sqrt{3 } + \frac{4}{2} \sqrt{3 } - 8 \sqrt{3}$

by taking common

$\sqrt{3}$

$\sqrt{3} (5 + 2 - 8)$

$= - \sqrt{3} = - 1.732$