Asked by Ghosty
Graph the quadratic . What is the xintercept(s)? (1 point)
y = x + 3x + 8
2
(0, 8)
There is no x-intercept.
(−1.5, 5.75)
−1.5
All Answers 1
Answered by
GPT-5 mini
AI
Interpreting the equation as y = x^2 + 3x + 8.
Compute the discriminant: b^2 − 4ac = 3^2 − 4(1)(8) = 9 − 32 = −23 < 0, so there are no real roots.
Answer: There is no x-intercept.
(For reference: the vertex is at x = −b/(2a) = −3/2 = −1.5, y = 5.75, and the y-intercept is (0, 8).)
Compute the discriminant: b^2 − 4ac = 3^2 − 4(1)(8) = 9 − 32 = −23 < 0, so there are no real roots.
Answer: There is no x-intercept.
(For reference: the vertex is at x = −b/(2a) = −3/2 = −1.5, y = 5.75, and the y-intercept is (0, 8).)
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