7.當(dāng)m等于何值時(shí).單項(xiàng)式3xy2m+1與單項(xiàng)式為同類項(xiàng)? A.1 B.2 C.3 D.4 查看更多

 

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當(dāng)m等于何值時(shí),單項(xiàng)式3xy2m+1與單項(xiàng)式-
2
5
y3m-2x為同類項(xiàng)( 。
A、1B、2C、3D、4

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當(dāng)m等于何值時(shí),單項(xiàng)式3xy2m+1與單項(xiàng)式-數(shù)學(xué)公式y3m-2x為同類項(xiàng)


  1. A.
    1
  2. B.
    2
  3. C.
    3
  4. D.
    4

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當(dāng)m等于何值時(shí),單項(xiàng)式3xy2m+1與單項(xiàng)式﹣y3m﹣2x為同類項(xiàng)
A.1
B.2
C.3
D.4

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