Question

a2-ab+b2/a3+b3 помогите плез

Answer 1

$\frac{a {}^{2} - ab + b {}^{2} }{a {}^{3} + b {}^{3} } \\ \\ \frac{a {}^{2} - ab + b {}^{2} }{(a + b) \times (a {}^{2} - ab + b {}^{2} ) } \\ \\ \frac{1}{(a + b)}$