Ask Question
12 July, 23:55

Find the x-intercepts for the parabola defined by the equation below. y = 3x2 + 18x + 15

+4
Answers (1)
  1. 13 July, 00:08
    0
    Using quadratic formula

    x = [-18 + - sq root (324 - 4 * 3*15) ] / 2*3

    x = [-18 + - sq root (144) ]/6

    x1 = (-18 + 12) / 6 = - 1

    x2 = (-18 - 12) / 6 = - 30/6 = - 5
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “Find the x-intercepts for the parabola defined by the equation below. y = 3x2 + 18x + 15 ...” 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