问数学同底数幂除法题目1.-(ab)七次方÷(-ab)五次方2.-1/2(-2xyz2)33.-(2x3)2×2x2+(-3x四次方)22.-1/2(-2xyz二次方)三次方3.-(2x三次方)2×2x二次方+(-3x四次方)二次方
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![问数学同底数幂除法题目1.-(ab)七次方÷(-ab)五次方2.-1/2(-2xyz2)33.-(2x3)2×2x2+(-3x四次方)22.-1/2(-2xyz二次方)三次方3.-(2x三次方)2×2x二次方+(-3x四次方)二次方](/uploads/image/z/987644-20-4.jpg?t=%E9%97%AE%E6%95%B0%E5%AD%A6%E5%90%8C%E5%BA%95%E6%95%B0%E5%B9%82%E9%99%A4%E6%B3%95%E9%A2%98%E7%9B%AE1.-%EF%BC%88ab%EF%BC%89%E4%B8%83%E6%AC%A1%E6%96%B9%C3%B7%EF%BC%88-ab%EF%BC%89%E4%BA%94%E6%AC%A1%E6%96%B92.-1%2F2%EF%BC%88-2xyz2%EF%BC%8933.-%EF%BC%882x3%EF%BC%892%C3%972x2%2B%EF%BC%88-3x%E5%9B%9B%E6%AC%A1%E6%96%B9%EF%BC%8922.-1%2F2%EF%BC%88-2xyz%E4%BA%8C%E6%AC%A1%E6%96%B9%EF%BC%89%E4%B8%89%E6%AC%A1%E6%96%B93.-%EF%BC%882x%E4%B8%89%E6%AC%A1%E6%96%B9%EF%BC%892%C3%972x%E4%BA%8C%E6%AC%A1%E6%96%B9%2B%EF%BC%88-3x%E5%9B%9B%E6%AC%A1%E6%96%B9%EF%BC%89%E4%BA%8C%E6%AC%A1%E6%96%B9)
问数学同底数幂除法题目1.-(ab)七次方÷(-ab)五次方2.-1/2(-2xyz2)33.-(2x3)2×2x2+(-3x四次方)22.-1/2(-2xyz二次方)三次方3.-(2x三次方)2×2x二次方+(-3x四次方)二次方
问数学同底数幂除法题目
1.-(ab)七次方÷(-ab)五次方
2.-1/2(-2xyz2)3
3.-(2x3)2×2x2+(-3x四次方)2
2.-1/2(-2xyz二次方)三次方
3.-(2x三次方)2×2x二次方+(-3x四次方)二次方
问数学同底数幂除法题目1.-(ab)七次方÷(-ab)五次方2.-1/2(-2xyz2)33.-(2x3)2×2x2+(-3x四次方)22.-1/2(-2xyz二次方)三次方3.-(2x三次方)2×2x二次方+(-3x四次方)二次方
1.-(ab)七次方÷(-ab)五次方= (ab)七次方÷(ab)五次方=(ab)二次方=a二次方b二次方
2.-1/2(-2xyz2)3=-1/2(-2三次方x三次方y三次方z六次方)=x三次方y三次方z六次方 3为指数吗?
3.-(2x3)2×2x2+(-3x四次方)2=-6平方*4+(-9X八次方)=-36*4-9x八次方=-144-9x八次方(这题那些为指数?)
ab的平方
1、(-1)^5=-1
-(ab)^7 ÷(-ab)^5=(ab)^7 ÷(ab)^5=(ab)²
2、题目不清楚,括号里的2什么意思?
3、同上,平方不清楚可以用中文写2. -1/2(-2xyz二次方)三次方 3. -(2x三次方)2×2x二次方+(-3x四次方)二次方2、-1/2(-2xyz²)³=-1/2[(-2)³...
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1、(-1)^5=-1
-(ab)^7 ÷(-ab)^5=(ab)^7 ÷(ab)^5=(ab)²
2、题目不清楚,括号里的2什么意思?
3、同上,平方不清楚可以用中文写
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