【负3的2次方乘2减负2的3次方乘3减4乘负6的绝对值】÷负3的2次方
人气:252 ℃ 时间:2019-08-16 20:25:52
解答
2
【(-3)²X2—(-2)³X3—4X|(-6)|】/(-3)²
=【9X2—(-8)X3—4X9】/9
=【18+24—24】/9
=22分之5 乘M减小括号内2分之3乘M括住加3小括号内4减M括住的值,其中M等于负3
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