grace9874
27.07.2019 •
Mathematics
What is the discriminant of the quadratic equation 2x+5x^2=1
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Ответ:
D.24
Step-by-step explanation:
Ответ:
Discriminant is 24 and the equation has 2 real roots.
Step-by-step explanation:
To find the number of real roots for a quadratic, we apply the discriminate. The discriminate is the inside portion of the square root from the quadratic formula.
•
yields 2 real roots
•
yields 1 real root
•[tx]b^2-4ac<0[/tex] yields no real roots
Our the equation is
can be arranged to 
where a=5, b=2, and c=-1.
Ответ:
1/2*qr*rs
step-by-step explanation: