Find the discrimination of the following equation 2x
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Answered by
1
Step-by-step explanation:
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Answered by
2
Answer:
The given quadratic equation is x
2
−2x−4=0, comparing it with ax
2
+bx+c=0
⇒ We get, a=1,b=−2 and c=−4
⇒ D=b
2
−4ac
=(−2)
2
−4(1)(−4)
=4+16
=20
∴ Discriminant of the given quadratic equation is 20.
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