### Home > A2C > Chapter 8 > Lesson 8.2.3 > Problem8-143

8-143.

Is there a horizontal or vertical shift? Does the amplitude or period change?

$\text{The graph of }y = 3\text{sin} \left(\frac{1}{2}x\right)\text{ has an amplitude of 3 and a period of } 4\pi.$

Since there is no horizontal or vertical shift, both graphs start at (0,0).

See parts (a) and (b).

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