- Code: Select all
1=sqrt(1)
=sqrt((-1)*(-1))
=sqrt(-1)*sqrt(-1)
=i*i
=i²
=-1
- Code: Select all
a=b
a^2=ab
2a^2=a^2+ab
2a^2-2ab=a^2-ab
2a(a-b)=a(a-b)
2a=a
2=1
1=sqrt(1)
=sqrt((-1)*(-1))
=sqrt(-1)*sqrt(-1)
=i*i
=i²
=-1
a=b
a^2=ab
2a^2=a^2+ab
2a^2-2ab=a^2-ab
2a(a-b)=a(a-b)
2a=a
2=1
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