a(a b)b(a b)
a² ab ab b²
a² 2ab b²
Written on Jan. 24, 2018, 9:13 a.m.
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Answer of this question
(a+b) (a+b)
(a b)(a b)
a(a b)b(a b)
a² ab ab b²
a² 2ab b²
Comment
Written on Jan. 24, 2018, 9:13 a.m.