Question

a) 2,5+7,39+15,925=

b)
$3x + 9 {x}^{2} + x - 15 {x}^{2}$
c)
$40x {y}^{2} - 3x {y}^{2} + 10x {y}^{2} - 2x {y}^{2}$
​

Answer 1

Resposta:

a) 2,5+7,39+15,925= 25,815