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Charity Woods
Mathematics
26 December, 05:27
How many real solutions does p^2-5p+7=0 have
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Charles Schmitt
26 December, 05:45
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Let's work out the discriminant b^2 - 4ac:-
D = (-5) ^2 - 4*1*7 = 25 - 28 = - 3
A negative discriminant shows that there are NO real solutions Answer
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