A.(a-b)2=a2-b2 | B.a3+a2=a5 | ||
C.(-2a)2(
| D.a2•a3=a6 |
1 |
2 |
1 |
4 |
A.x2+x4=x6 | B.x2•x3=x6 | C.(x3)3=x6 | D.2
|
A.2a+3b=5ab | B.(a3)2=a2 | ||||
C.2a•(-3a2)=-6a3 | D.(-
|
A.x3•x2=x6 | B.2a+3b=5ab | C.(a+1)2=a2+1 | D.
|
A.x2•x3=x6 | B.(2a3)2=4a6 | C.(a-1)2=a2-1 | D.
|
A.2x+3y=5xy | B.(-3x2y)3=-9x6y3 | ||
C.4x3y2•(-
| D.(x-y)3=x3-y3 |
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