In this worksheet, we will practice finding the rule of a function whose graph is of a sine or cosine function that has been stretched in the x-direction or y-direction.

**Q3: **

The figure shows the graph of .

Which of the following is a graph of ?

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**Q4: **

Write the equation of the trigonometric function seen in the given figure.

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**Q5: **

Which function is represented on the graph?

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**Q6: **

Which of the following is the graph of ?

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**Q7: **

The figure shows the graph of a function. Which of the following equations represents the graph?

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**Q8: **

The figure shows the graph of . A transformation maps to . Determine the coordinates of following this transformation.

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