Images 7.3 2

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7.3 2. 1-3/7*4 1/5. {7 5/7 3 3/5-1/7}1 1/3. (-3,4 +7) Х (-1 7/18). (3/5-3/7)*5/6.
1-3/7*4 1/5. {7 5/7 3 3/5-1/7}1 1/3. (-3,4 +7) Х (-1 7/18). (3/5-3/7)*5/6.

See also