A.a+a=2a2 | B.a2•a=2a3 | C.(-ab)2=ab2 | D.(2a)2÷a=4a |
A.a5•a3=a15 | B.6a3m÷2am=3a2 |
C.a6÷a3=a2 | D.(-a5)2=-a10 |
A.3-2=-6 | B.
| C.(-x)2÷(-x)=x | D.(-2x2)3=-8x6 |
A.x3+x2=x5 | B.x3-x2=x | C.x3÷x2=x | D.x3•x2=x6 |
A.2a2+a2=3a4 | B.a6÷a2=a3 | C.a6•a2=a12 | D.(-a6)2=a12 |
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