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A quadratic equation with a negative discriminant has a graph that a. touches the x-axis but does not cross it. b. opens downward and crosses the x-axis twice. c. crosses the x-axis twice. d. never crosses
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A quadratic equation with a negative discriminant has a graph that

a. touches the x-axis but does not cross it.
b. opens downward and crosses the x-axis twice.
c. crosses the x-axis twice.
d. never crosses the x-axis.

User Kalthir
by
8.4k points

1 Answer

3 votes
d. never crosses the x-axis.
a negative discriminant means the quadratic equation can never equal zero (which is the x-axis)
User Verpous
by
8.6k points
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