Question

On factorising $3m^2+9m+6$, we get the factor(s) as:

• A. 3
• B. m+2
• C. m+3
• D. All the above

Answer 1

Answer: (A), (B), (D)

The correct options are
A

3

B

m+2

D

All the above

$3m^2+9m+6=3(m^2+3m+2)=3(m^2+2m+m+2)=3\left[m\right(m+2)+1(m+2\left)\right]=3(m+2)(m+1)$​