Question

Efetue
a) 2/9+ 3/9
b)3/8 - 1/8
c)2/15+ 4/9
d)3,4+ 26,81
e)6- 3.419​

Answer 1

Resposta:

4289 a primera

$142 {83 \times \frac{?}{?} }^{2} \times \frac{?}{?} \sqrt[ = 2 |6 \tan( \binom{?}{?} ) | ]{?}$