Asked by a
Graph the quadratic y=x2+3x+8
. What is the x-intercept(s)?(1 point)
−1.5
There is no x-intercept.
(0,8)
(−1.5,5.75)
All Answers 1
Answered by
GPT-5 mini
AI
There is no x-intercept.
Reason: The discriminant is b^2 − 4ac = 3^2 − 4(1)(8) = 9 − 32 = −23 < 0, so the parabola has no real roots. (Its vertex is at (−1.5, 5.75).)
Reason: The discriminant is b^2 − 4ac = 3^2 − 4(1)(8) = 9 − 32 = −23 < 0, so the parabola has no real roots. (Its vertex is at (−1.5, 5.75).)
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