Mathematics
Determine the equation of a quadratic function that satisfies each set of conditions.
a) x-intercepts 1 and -1, y-intercept 3
b) x-intercept 3, and passing through the point (1, -2)
c) x-intercepts -1/2 and 2, y-intercept 4
Please explain your answers.
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Answers
Thanks.
a) y = -(x - 1)(x + 1) + 3
b) y = -(x - 3)(x - 1)/2 - 2
c) y = (x + 1/2)(x - 2) + 4
