Factorise:

Question:

Factorise:
9m2 + 24m + 16

Solution:

We have:

$9 m^{2}+24 m+16=(3 m)^{2}+2 \times 3 m \times 4+(4)^{2}$

$=(3 m+4)^{2}$

$\therefore 9 m^{2}+24 m+16=(3 m+4)^{2}$

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