Math Problem Statement

In a particular state and for a particular​ year, the income tax rates for a single person were as follows. A 4​% tax of the first ​$8300 ​earned, 4.75​% of the next ​$3100 ​earned, 5.25​% of the next ​$2250 ​earned, 5.9​% of the next ​$7100 ​earned, 6.45​% of the next ​$56 comma 500 ​earned, 6.65​% of the next ​$128 comma 600 ​earned, 6.85​% of the next ​$823 comma 400 ​earned, and 8.82​% of any amount earned over ​$1 comma 029 comma 250. Let​ f(x) represent the amount of tax owed on an income of x dollars. Answer parts​ (a) through​ (f) below and in parts​ (a) through​ (d) explain in a sentence what the answer means. f(50 comma 000​)equals    This means a tax of ​$    was due on an income of ​$   

Solution

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Math Problem Analysis

Mathematical Concepts

Piecewise Functions
Progressive Tax Calculation
Basic Arithmetic

Formulas

Tax for each bracket = income in bracket × tax rate
Total tax = Sum of taxes from all brackets up to the income level

Theorems

None directly, but involves principles of progressive taxation and piecewise functions

Suitable Grade Level

Grades 9-12