Question: In Problems 712, use ZERO (or ROOT) to approximate the positive x-intercepts of each equation. Express each answer rounded to two decimal places. y =

In Problems 7–12, use ZERO (or ROOT) to approximate the positive x-intercepts of each equation. Express each answer rounded to two decimal places.

y = x4 + 1.2x3 - 7.46x2 - 4.692x + 15.2881

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