The rule to keep in mind to questions like this is:
an × bn = (a × b)n
In the case of square roots, the exponent "n" would be one half, so we can say:
21/2 × 151/2 = (2 × 15)1/2 = 301/2 ≡ √30 ≈ 5.477226
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Square root of 2 times the square root of 46 = ±9.59166305
Multiplying the radicands of the two together, sqrt(2) x sqrt(15) is equal to sqrt(2 x 15) = sqrt(30).
Its the square root of 2 times x Ambiguous. More clear is x times square root of 2
if you take out the word ''quantity'' your answer is 25.02725024
It is equal to: 2 times the square root of 30