Factor polynomial

Question

1-      4x² + 24x + 36

 

2-      mp – mq + np – nq

 

3-      x(y – 3) + 5(y – 3)

Answer 1

1.

4x^2 + 24x + 36=4(x^2+6x+9)=4*(x+3)^2

 

2. mp – mq + np – nq

 

m(p – q) + n(p – q)=(m+n)(p-q)

 

3. x(y – 3) + 5(y – 3)=(x+5)(y-3)