Question

how to calculate
20/√2*20/√2
​

Answer 1

Answer:

200

✓2×✓2=2

so 20/✓2×20/✓2 =(20×20)/(✓2×✓2)=400/2=200

Answer 2

Answer:

20/√2 X 20/√2

$= \frac{20}{\sqrt[]{2} } * \frac{20}{\sqrt[]{2} }\\= \frac{20 * 20}{\sqrt[]{2} * \sqrt[]{2}} \\= \frac{400}{(\sqrt[]{2} * \sqrt[]{2})} \\= \frac{400}{2} \\= 200$

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