Question: Given the function y = x + 4x2x - 12x + 9. a. Determine its domain, range, x- and y-intercepts. b. Determine critical numbers,

Given the function y = x + 4x2x - 12x + 9. a. Determine its domain, range, x- and y-intercepts. b. Determine critical numbers, local maxima and minima, and the intervals where the function is increasing and where it is decreasing. Explain your solution. c. Determine points of inflection, and where the graph is concave up and where it is concave down.

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a Domain The function is a polynomial so its domain is all real numbers Range To find the range we c... View full answer

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