A.(v3 + v2)(v3-v2) = 3 +v6 +v6 +2
5 + 2v6
B.(v5 -2)(v5 -2)
5 -2v5-2v5 +4
9 - 4v5
C.(3 - v3) (3 + v3)
9 + 3v3 -3v3 – 3
6
joseph rimiru answered the question on November 12, 2017 at 18:12
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