Trigonometry Question
View this question.
Add this question to a group or test by clicking the appropriate button below.
Grade 11 Trigonometry CCSS: HSF-TF.B.6
The inverse of f(x)=cos(x) is not a function, unless the domain of f(x) is restricted. Which of the following domain restrictions would ensure that f-1(x) is a function? Choose all correct answers.
- -π≤x≤0
- -2π<x<-3π2
- -π2≤x<π2
- π2≤x≤3π2