In a certain country, the tax on incomes less than or equal to €20,000 is 10%.

Algebra
Tutor: None Selected Time limit: 1 Day

 For incomes that are more than €20,000, the tax is €2000 plus 50% of the amount over€20,000.

) = 

     if 0 ≤ x ≤ 20,000
     if x > 20,000
 

(b) Find 
f −1.
 
f −1(x) = 
     if 0 ≤ x ≤ 2000
     if x > 2000
 
Mar 1st, 2015

10/100 *x

2000+50/100 *x

10x

2x-4000

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Mar 1st, 2015

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