Find the value of expression 2 -2-2

The correct option is A 3 √(2)Like surds can be added. nbsp;Here nbsp;2 √(2) and √(2) are like surds. Therefore, nbsp; 2 √(2) + √(2) nbsp; = 3 √(2) ...

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Byju's Answer

Standard IX

Mathematics

Addition and Subtraction of Surds

Find the valu...

Question

Find the value of expression $2 \sqrt{2} + \sqrt{2}$

4 \sqrt{2}

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3 \sqrt{2}

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2 \sqrt{2}

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N o n e o f t h e s e

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Solution

The correct option is B $3 \sqrt{2}$
Like surds can be added. Here $2 \sqrt{2}$ and $\sqrt{2}$ are like surds.
Therefore, $2 \sqrt{2} + \sqrt{2} = 3 \sqrt{2}$

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Find the value of expression 2√2+√2

The correct option is B 3√2Like surds can be added. Here 2√2 and √2 are like surds. Therefore, 2√2+√2=3√2

Find the value of expression $2 \sqrt{2} + \sqrt{2}$

The correct option is B $3 \sqrt{2}$
Like surds can be added. Here $2 \sqrt{2}$ and $\sqrt{2}$ are like surds.
Therefore, $2 \sqrt{2} + \sqrt{2} = 3 \sqrt{2}$