Determine the relationship between a b and c

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Reference no: EM131175885

Given the parabola y = ax² + bx + c

(a) determine the relationship between a, b and c if the parabola is to have no real x-intercepts.

(b) When will its graph lie above the x-axis? (When will it lie below the x-axis?

Reference no: EM131175885

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