Question

-2root7-2root7. Ans it fast plzplzplz

Answer 1

Step-by-step explanation:

-2√7-2√7= -4√7

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Answer 2

Answer:

$-2\sqrt{7}-2\sqrt{7}=-4\sqrt{7}\quad \left(\mathrm{Decimal:\quad }\:-10.58301\dots \right)$

Step-by-step explanation:

$-2\sqrt{7}-2\sqrt{7}$

$\mathrm{Add\:similar\:elements:}\:-2\sqrt{7}-2\sqrt{7}=-4\sqrt{7}$

$=-4\sqrt{7}$