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# 11 X1 T02 05 surdic equalities (2010)

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### 11 X1 T02 05 surdic equalities (2010)

1. 1. Surdic Equalities
2. 2. Surdic Equalities If a  b x  A  B x
3. 3. Surdic Equalities If a  b x  A  B x then a  A , b  B
4. 4. Surdic Equalities If a  b x  A  B x then a  A , b  B If x  y  X  Y
5. 5. Surdic Equalities If a  b x  A  B x then a  A , b  B If x  y  X  Y then x  X , y  Y
6. 6. Surdic Equalities If a  b x  A  B x then a  A , b  B If x  y  X  Y then x  X , y  Y   2 e.g. x  y  2  5
7. 7. Surdic Equalities If a  b x  A  B x then a  A , b  B If x  y  X  Y then x  X , y  Y   2 e.g. x  y  2  5  44 55 94 5
8. 8. Surdic Equalities If a  b x  A  B x then a  A , b  B If x  y  X  Y then x  X , y  Y   2 e.g. x  y  2  5  44 55 94 5  9  80
9. 9. Surdic Equalities If a  b x  A  B x then a  A , b  B If x  y  X  Y then x  X , y  Y   2 e.g. x  y  2  5  44 55 94 5  9  80  x  9, y  80
10. 10. Exercise 2E; 1ace, 2bde, 3bdf, 4ad, 5ace, 6adg, 7ac, 8*a