The period is divided by the frequency. The frequency is the number in front of x which in this case is 4. Thus,Originally Posted byLuckyjoshua

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The domain is any number. Because you can calculate sine for any value.

The range is tricker. You need to find the amplitute first which is 2. Then the highest value is take is 3+2=5 and the smallest is 3-2=1. Thus the range is,