Ask Question
14 April, 08:55

Jenny used the expression - 16x2 + 38x + 5 to determine the height of an object x seconds after it was hit into the air. Write an inequality to represent the interval of time that the object was in the air.

+2
Answers (1)
  1. 14 April, 10:43
    0
    0 < x < 2.5

    Step-by-step explanation:

    -16x² + 38x + 5 = 0

    -16x² + 40x - 2x + 5 = 0

    -8x (2x-5) - 1 (2x-5) = 0

    x = - ⅛, 2.5

    0 < x < 2.5
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “Jenny used the expression - 16x2 + 38x + 5 to determine the height of an object x seconds after it was hit into the air. Write an ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers