Question

What is 2 x 2√2?
Please write answer with explanation

Answer 1

4√2

Step-by-step explanation:

collect & combine like terms.

Identify & combine like terms. 2x2√2

multiply the coefficients 2x2 to get 4.

4√2

Answer 2

$2 \ \ \times 2 \ \div \sqrt{2} = 4 \div \sqrt{2} \\ \\ \\ for \: rationalising \: this \: we \: will \: multiply \: it \: from \: \sqrt{2} \\ \\ \\ \frac{4 \sqrt{2} }{ \sqrt{2} \times \sqrt{2} } \\ = 2 \sqrt{2}$

hope it helps

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