Question

сократить дробь х^2-3/3х^2

Answer 1

$\displaystyle \tt \frac{x^{2}-3}{3x^{2}}=\frac{x^{2}}{3x^{2}}-\frac{3}{3x^{2}}=\frac{1}{3}-\frac{1}{x^{2}};$