Question

Solve the question:
1) -2√7 - 2√7

Answer 1

Answer:

-4√7

Step-by-step explanation:

take - as common

-(2√7+2√7)

= -(4√7)

Hope it helps

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Answer 2

Answer:

10

Step-by-step explanation:

-2√7 - 2√7 = -10.583005244