Bài 166 trang 94 SBT toán 6 tập 1

Tính:\(a)\) \({\rm{}}{\left( { - 8} \right)^2}{.3^3}\)\(b)\) \({9^2}.{\left( { - 5} \right)^4}\)

Lời giải

\(a)\) \({\rm{}}{\left( { - 8} \right)^2}{.3^3} = 64.27 = 1728;\)

\(b)\) \({9^2}.{\left( { - 5} \right)^4} = 81.625 = 50625\).


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