Question

Efectuați vă rog!
${9}^{3} - {3}^{4}$
${2012}^{1} + {1}^{2012}$
Mulțumesc!!!

Answer 1

$a){9}^{3} - {3}^{4} = { {(3}^{2}) }^{3} - {3}^{4} = {3}^{6} - {3}^{4} = ( {3}^{2} - 1) \times {3}^{4} = (9 - 1) \times 81 = 8 \times 81 = 648$

$b) {2012}^{1} + {1}^{2012} = 2012 + 1 = 2013$