Question

Factorise:-
$16x {}^{2} - 24x + 9$
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Answer 1

Step-by-step explanation:

Please see the attachment

Answer 2

Answer: (4x-3)²

16x²-24x+9 is in ax²+bx+c (just saying)

It's a perfect square.

$(4x)^2-2\times 4x\times 3+3^2=(4x-3)^2$

Fully factorised form is $(4x-3)^2$