Mathematics

Mathematics, 28.05.2020 19:04, kristofwr3444

Which trinomial is a perfect-square trinomial?

A. 9y^2-6y+4
B. 2y^2-2y-1
C. 10y^2-20y-4
D. 4y^2-4y+1

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Which trinomial is a perfect-square trinomial?

A. 9y^2-6y+4
B. 2y^2-2y-1
C....

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