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3/5√3 * 3√2 ajutati-ma


Răspuns :


[tex] \frac{3}{5 \sqrt{3} } \times 3 \sqrt{2} = \frac{3 \times 3 \sqrt{2} }{5 \sqrt{3} } = \frac{9 \sqrt{2} }{5 \sqrt{3} } = \frac{9 \sqrt{2} \sqrt{3} }{5 \sqrt{3} \sqrt{3} } = \frac{9 \sqrt{6} }{5 \times 3} = \frac{9 \sqrt{6} }{15} = \frac{3 \sqrt{6} }{5} [/tex]
Rodi11
3/5√3 × 3√2 =
=3× 3√2 totul supra/ 5√3=
=9 √2 supra/ 5√3=

rationalizam numitorii fractiei =>
=9× √2 × √3supra/ 5× √3× √3=
=9× √2× √3 supra / 5× 3= simplificam fractia cu 3 =>
=3×√2× √3 supra / 5 =
=3 √6 supra /5