Toán Lớp 6: 6 mũ 7 : 6 mũ 5 + 3 . 3 mũ 2 – 2021 mũ 0 giải chi tiết giúp mik nha
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Toán Lớp 6: 6 mũ 7 : 6 mũ 5 + 3 . 3 mũ 2 – 2021 mũ 0 giải chi tiết giúp mik nha
Comments ( 2 )
6^7:6^5+3.3^2-2021^0
=6^2+3^3-1
=36+27-1
=63-1
=62
$6^{7}$ $:^{}$ $6^{5}$ $+^{}$ $3^{}$ $.^{}$ $3^{2}$ $-^{}$ $2021^{0}$
$=^{}$ $6^{2}$ $+^{}$ $3^{}$ $.^{}$ $3^{2}$ $-^{}$ $1^{}$
$=^{}$ $6^{2}$ $+^{}$ $3^{3}$ $-^{}$ $1^{}$
$=^{}$ $36^{}$ $+^{}$ $27^{}$ $-^{}$ $1^{}$
$=^{}$ $63^{}$ $-^{}$ $1^{}$
$=^{}$ $62^{}$