Mathematics, 03.12.2019 23:31, ldkfsjflksfjklrjetwo
What number should be added to the expression x2 + 4x to change it into a perfect square trinomial?
a: 1
b: 8
c: 2
d: 4
Answers: 3
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What number should be added to the expression x2 + 4x to change it into a perfect square trinomial?...
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