\( Racionaliza: \frac{15}{ 5\sqrt{3} }\)
15 = 5 x 3 = 5 x √3 x √3so 15 / (5 √3)= (5 x √3 x √3)/ (5 x √3) ............( 5 x √3 are canceled out)= √3 or = 1.73
