Factorise:

Question:

Factorise:
16x2 − 24x + 9

Solution:

We have:

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

$=(4 x-3)^{2}$

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

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