Question

(2x- 1)2



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Answer 1

Answer:

-4

Step-by-step explanation:

(2x- 1)2

(-2)2

-2x2

-4

Answer 2

Answer:

$4x^{2}-4x+1$

Step-by-step explanation:

$(2x-1)^{2} \\Formula= a^{2}-2ab+b^{2}\\(2x)^{2}-2(2x)(1)+(1)^{2}\\4x^{2}-4x+1$

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