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apari1 Group Title

what is the x intercept of y= –16x^2 + 210x

  • 2 years ago
  • 2 years ago

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  1. Hero Group Title
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    Set y = 0 and solve for x

    • 2 years ago
  2. apari1 Group Title
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    i dont no how can you explain ?

    • 2 years ago
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    0 = -16x^2 + 210x Solve that

    • 2 years ago
  4. tasreeb Group Title
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    y=0, -16x^2+210x x(-16x+210) x=-210/-16

    • 2 years ago
  5. apari1 Group Title
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    i got x=0, 105/8

    • 2 years ago
  6. apari1 Group Title
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    im assiming im wrong and @tasreeb is right

    • 2 years ago
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    0 = -16x^2 + 210x 0 = -x(16x - 210) 0 = x(16x - 210) x = 0 16x - 210 = 0 16x = 210 x = 210/16 x = (0, 210/16)

    • 2 years ago
  8. apari1 Group Title
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    so he was wrong also because his answers are negative, ?

    • 2 years ago
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    -210/-16 = 210/16

    • 2 years ago
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    -/- = +

    • 2 years ago
  11. apari1 Group Title
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    oh ya cause two negaties equal a positive lol sorry brain stub !

    • 2 years ago
  12. tasreeb Group Title
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    x=0, x=210/16

    • 2 years ago
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