Question

$( - 8) {}^{2} - ( - 5) {}^{3} - (12) {}^{ - 1}$
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Answer 1

$(-8)^2-(-5)^3-(12)^-^1=64-(-125)-\frac{1}{12}=64+125-\frac{1}{12}=189-\frac{1}{12}=\frac{2267}{12}$