Question

efectuați 1 supra a +a+3supra a²​

Answer 1

Răspuns:

$\frac{1}{a} + \frac{(a + 3)}{x {}^{2} } = \frac{(a + a + 3)}{a {}^{2} } = \frac{(2a + 3)}{a {}^{2} }$