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Question

Evaluate
(i) 12513

(ii) 6416

(iii) 2532

(iv) 8134

(v) 64-12

(vi) 8-13


Solution

(i) 12513=5313=53×13=5(ii) 6416=2616=26×16=2

(iii) 2532= 52×32= 53 = 125               (am)n= amn(iv) 8134= 3434= 34×34= 33= 27
(v) 64-12=82-12=82×-12=8-1=18(vi) 8-13=23-13=23×-13=2-1=12

Mathematics
RS Aggarwal (2020, 2021)
All

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