Question 859528
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Hi,
{{{6/sqrt(15) = 6sqrt(15)/sqrt(15)sqrt(15) = 6sqrt(15)/15 = 2sqrt(15)/5}}}
{{{sqrt(12)sqrt(128)/sqrt(128)sqrt(128) = sqrt(12*128)/128 = sqrt(4*3*64*2)/128 = 16sqrt(6)/128 = sqrt(6)/8}}}