Question

Root 8asquare is equal to​

Answer 1

Step-by-step explanation:

Write as

√

2

×

2

2

×

a

2

All the squared values may be taken out of the square root but in doing so loos the index (to the power of 2) giving:

2a√2

Answer 2

($\sqrt{8}$)$^{2}$= 8

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