Mathematics

Mathematics

Problem

Consider the quadratic polynomial y=x2+4x+5y=x^{2}+4x+5. Which of the following statements about its graph is correct? a) It opens upward and cuts the xx-axis at two points. b) It opens upward and does not meet the xx-axis. c) It opens upward and touches the xx-axis at exactly one point. d) It opens downward and does not meet the xx-axis.

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