Short Answer

Intercept Analysis for a Facilities Maintenance Model

A facilities manager uses the quadratic equation y=5x2+x+4y = 5x^2 + x + 4 to model the annual maintenance cost (yy) of a heating system based on its years of service (xx). To complete a budget report, the manager needs to identify the 'base cost' and confirm if the model ever predicts a zero-cost year. Based on this specific equation, what is the y-intercept as an ordered pair, and what is the numerical value of the discriminant (b24acb^2 - 4ac) used to determine the existence of x-intercepts?

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Updated 2026-04-16

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