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24-05-2023
Mathematics

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A quadratic function is given by f(x)=ax^2+bx+c where a is not 0. Which of the following is not true?

A: If b=0, the vertex is on the y-axis
B:When a>0 the graph opens upward
C: The graph has an x-intercept at (c,0)
D: The y-intercept of the graph is (0,c)

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