规定:a※b=a×b-a-b+1.解方程:c※2=0.

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规定:a※b=a×b-a-b+1.解方程:c※2=0.
规定:a※b=a×b-a-b+1.解方程:c※2=0.

规定:a※b=a×b-a-b+1.解方程:c※2=0.
2c-2-c+1=0
c=1

c※2=c*2-c-2+1=c-1=0
c=1

c※2=0.
c×2-c-2+1=0
2c-c=1
c=1

c※2=c×2-c-2+1=c-1
c-1=0
c=1

c※2=c×2-c-2+1=0
=c-1 =0
c=1

2c-c-2+1=0
c-1=0
c=0