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Exerciseind the value of(a) 70(e) (80 -20)-40Express as a rational nu2.13. Simplify:5 |
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Answer» 7^0 = 1 (8°-2°) -4° = 1-1-1 = -1. 2.a) 3^{-1} = 1/3.e) -2^{-1}*(2/3)^{-1} = (1/-2)*(3/2) = -3/4. |
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