A.(am+bm+cm)÷n=am÷n+bm÷n+cm÷n=
| ||||||
B.(-a3b-14a2+7a)÷7a=-7a2b-2a | ||||||
C.(36x4y3-24x3y2+3x2y2)÷(-6x2y)=-6x2y+4x5y3-
| ||||||
D.(6am+2bn-4am+1bn+1+2ambn+2)÷(-2ambn)=-3a2+2ab-bn+1 |
am |
n |
bm |
n |
cm |
n |
1 |
2 |
A.-x | B.x | C.-x5 | D.x5 |
A.7倍 | B.6倍 | C.5倍 | D.4倍 |
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