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Mathematics, 23.09.2019 15:30 briizy

Which polynomial is a perfect square trinomial?
a. 25^x2 − 20x − 16
b. 9a^2 − 30a − 25
c. 25b^2 − 15b 9
d. 16x^2 − 24x 9?

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Which polynomial is a perfect square trinomial?
a. 25^x2 − 20x − 16
b. 9a^2 − 30a − 2...

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