SOLUTION: (a) sqrt(10x) * sqrt(8x)
(b) sqrt(24x^4) / sqrt(3x)
(c) 5 / sqrt(3-1)
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Question 171308: (a) sqrt(10x) * sqrt(8x)
(b) sqrt(24x^4) / sqrt(3x)
(c) 5 / sqrt(3-1)
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
(a) sqrt(10x) * sqrt(8x)
Since they're both sq roots, you can multiply.
= sqrt(80x^2)
= 4x*sqrt(5)
-----------------
(b) sqrt(24x^4) / sqrt(3x)
Same here, you can divide
= sqrt(8x^3)
= 2x*sqrt(2x)
(c) 5 / sqrt(3-1)
5/sqrt(2)
= 5*sqrt(2)/2
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