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Question

Evaluate (i) (13+23+33)12 (ii) [5(813+2713)3]14 (iii) 20+7050 (iv)[(16)12]12

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Solution

(i)(13+23+33)12=(1+8+27)12=3612=36=6

(ii)[5(813+2713)3]14=[5(2+3)3]14=544=5

(iii)20+7050=(1+1)1=2

(iv)[(16)12]12=412=2


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