22-05-2018
Mathematics

contestada

Which expression is a difference of squares?
32a^2-81n^2
9m^4-49n^6
100x^2-10y^4
16h^2-21t^10

Respuesta :

mathesyou109 mathesyou109

22-05-2018

Am not sure but i think its 9m^4-49n^6 hope it helps :)

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