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I can prove that |xy| is = |x||y| if x, y 0, but I can't forx, y 0 32. Prove : 1xyl = 1x1. 1yl

I can prove that |xy| is = |x||y| if x, y 0, but I can't forx, y 0

32. Prove : 1xyl = 1x1. 1yl ly1 = y if y70 Ixyl = ( |x1 = x 4 Xzo xy if if xy zo - x if x

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