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Find the value (i) 30 (ii) 75-5 (iii) (-2)3-3 (iv) (2/3)2+3-5(v) 20 × 30 (vi) 20 + 50 |
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Answer» (i) 30 30 = 1 (ii) 75-5 75-5 = 70 = 1 (iii) (- 2)3-3 = (- 2)3-3 = (- 2)0 = 1 (iv) (2/3)2+3-5 = (2/3)2+3-5 = (2/3)0 = 1 (v) 20 x 30 20 x 30 = 1 x 1 = 1 (vi) 20+ 50 20 + 50 = 1 + 1 = 2 |
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