A.3a2-a2=2 | B.(a2)3=a5 | C.a3•a6=a9 | D.(2a2)2=2a4 |
A.a2+a3=a5 | B.a2•a3=a6 | C.a3+a2=a | D.(a2)3=a6 |
A.x5•x5=2x5=x10 | B.x5•x5=x5+5=x10 |
C.x5•x2=x2×5=x10 | D.(x5)2=x5•x5=x25 |
A.a•a2=a2 | B.(a2)2=a4 | C.a2•a3=a6 | D.(a2b)3=a2•b3 |
A.x2+x2=2x | B.a2•a3=a5 |
C.(-2x2)4=16x6 | D.(x+3y)(x-3y)=x2-3y2 |
a-8 |
A.13 | B.-3 | C.-13 | D.3 |
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