Question

factorise the term 4a²-4a +1​

Answer 1

Answer:

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Answer 2

$= > {2a}^{2} \: {a }^{2} - 2 \times 2a \times 1 + {1}^{2} \\ = > (2a){2} - 2 \times 2a \times 1 + {1}^{2} \: \\ = > (2a - 1){2} \: \\ = > (2a - 1) \: (2a - 1)$