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How many solution does x^2=4x-5 have

How many solution does x^2=4x-5 have
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4 votes
How many solution does x^2=4x-5 have

User Erickthered
by
8.4k points

1 Answer

4 votes
x^2-4x+5=0
D= b²-4ac=16-4*5*1=16-20=-4
so no real solutions, because D<0
and it is going to be only 2 imaginary solutions
User Matthew Baker
by
7.8k points
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