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