Question

Factorise: y^2+yz+9y+9z​

Answer 1

Answer:

(y + 9)(y + z)

Step-by-step explanation:

y² + yz + 9y + 9z​

(y² + yz) + (9y + 9z​)

y(y + z) + 9(y + z)

(y + 9)(y + z)