13-07-2016
Mathematics

contestada

For which value of m does the graph of y = 18x2 + mx + 2 have exactly one x-intercept?

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HomertheGenius HomertheGenius

25-07-2016

y = 18 x² + m x + 2
Exactly one x - intercept is for:
D = m² - 4 · 18 · 2 = 0
m² - 144 = 0
m² = 144
Answer:
m = -12 or m = 12

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Deniceacevedo21 Deniceacevedo21

31-07-2020

Answer: c on endge

Step-by-step explanation:

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