Consider the Function $$y = 1 - \cos \frac { \pi x } { 4 }$$

question 20

Multiple Choice

Consider the function $$y = 1 - \cos \frac { \pi x } { 4 }$$ on the interval $$[ 0,8 ]$$ . Determine the $$\chi$$ -intercepts by giving the $$\chi$$ -coordinate(s) .

• A) \[0,4\]
• B) \[0,8\]
• C) \[- 4\]
• D) \[8\]
• E) there are no \[\chi\] -intercepts

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