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anonymous

  • 5 years ago

Use the discriminant to determine the nature of the roots of x^2 + 2x + 5 = 0. a.no real root b.two distinct real roots c.one distinct real root d.three distinct real roots

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  1. radar
    • 5 years ago
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    D is less than zero, no real solutions

  2. anonymous
    • 5 years ago
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    thank you :)

  3. radar
    • 5 years ago
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    D is 2x2-(4x5) 4-20=-16 -16<0

  4. anonymous
    • 5 years ago
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    can you help me with my latest question ?please?

  5. radar
    • 5 years ago
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    What is the question?

  6. anonymous
    • 5 years ago
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    A soccer goalie kicks a ball. The ball leaves the goalie's foot with an initial upward velocity of 10 meters per second. If the ball is 1.5 meters off the ground when it leaves the goalie's foot, about how many seconds will it take for the ball to hit the ground? a.2.18 seconds b.4.36 seconds c.-0.14 seconds d.10.682 seconds

  7. radar
    • 5 years ago
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    I see it now. Sounds like a physics question. I don't have a physics reference

  8. anonymous
    • 5 years ago
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    ok thank you

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spraguer (Moderator)
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