ACT Math : How to find the domain of the sine

Study concepts, example questions & explanations for ACT Math

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Example Questions

Example Question #2972 : Act Math

Find the domain of the function: 

Possible Answers:

Correct answer:

Explanation:

The function  is related to the parent function , which has a domain of .

The value of theta for  has no restriction and is valid for all real numbers.  

The answer is .

 

Example Question #59 : Trigonometry

What is the domain of the given trigonometric function:

Possible Answers:

Correct answer:

Explanation:

For both Sine and Cosine, since there are no asymptotes like Tangent and Cotangent functions, the function can take in any value for . Thus the domain is:

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