NZ Level 8 (NZC) Level 3 (NCEA) [In development]

Applications of Inverse Functions

The tax on a new tablet is $7%$7% of the advertised price, $A$`A`.

a

Write an equation to express the total cost $T$`T` as a function of the advertised price $A$`A`.

b

Using your answer from part (a), express the advertised price $A$`A` as a function of the total cost $T$`T`.

Easy

Approx 4 minutes

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Display and interpret the graphs of functions with the graphs of their inverse and/or reciprocal functions