Question

Giúp mình vs ạ. Mình đang cần gấp ạ

Answer 1

đặt cái chung ra ngoài

 

 

Answer 2

a) \(5x+10y=5\left(x+2y\right)\)

b) \(3x^2y+9xy^2z=3xy\left(x+3yz\right)\)

g) \(x^2-x-6=\left(x-3\right)\left(x+2\right)\)

h) \(x^2+9x+8=\left(x+8\right)\left(x+1\right)\)

l) \(x^2-10x+9=\left(x-1\right)\left(x-9\right)\)

k) \(x^2+x-12=\left(x+4\right)\left(x-3\right)\)

l) \(3x^2+8x+4=\left(3x+2\right)\left(x+2\right)\)