Question

Fatore as expressões:
a. 6x + 30
b. 5x² + 15
c. 3x² + 7

Answer 1

a)

$6x + 30 \\ 6(x + 5)$

b)

$5 {x}^{2} + 15 \\ 5( {x}^{2} + 3)$

c)

$3 {x}^{2} + 7 \\ 3 {x}^{2} + 6 + 1 \\ 3( {x}^{2} + 2 + \frac{1}{3} ) \\ 3( {x}^{2} + \frac{7}{3} )$