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( sqrt 8 - sqrt 4 - sqrt 2 ) Equals...

This question belongs to Arithmetic Ability Surds And Indices
Surds and Indices
?

($$\sqrt 8$$ - $$\sqrt 4 $$ - $$\sqrt 2 $$) Equals to = ?

Answer & Solution
Correct Answer: Option B
$$\eqalign{ & \left( {\sqrt 8 - \sqrt 4 - \sqrt 2 } \right) \cr & = 2\sqrt 2 - 2 - \sqrt 2 \cr & = 2\sqrt 2 - \sqrt 2 - 2 \cr & = \sqrt 2(2 - 1) - 2 \cr & = \sqrt 2 - 2 \cr} $$
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1 Comment
G Reshma
G Reshma 3 years ago
√8-√4-√2=?
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