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simplify the following radical expression: sqrt x * sqrt x

a) x
b) sqrt x
c) 2
d) no solution exists

do you know any site that will help me with the square roots? thanks!

  • algebra -

    The definition of sqrt(x) when it is squared (multiplied by itself), it gives x, or
    √x * √x = x

  • algebra -

    thanks jen and mathmate

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