Use the Fundamental Identities to Find the Value of the Trigonometric

question 95

Multiple Choice

Use the fundamental identities to find the value of the trigonometric function.
-Suppose that for an electrical appliance, voltage is given by $\mathrm { V } = 189 \sin 120 \pi \mathrm { t }$ and amperage by $\mathrm { I } = 1.07 \sin 120 \pi \mathrm { t }$ , where $\mathrm { t }$ is time in seconds. The wattage is given by $\mathrm { W } = \mathrm { VI }$ . Find the maximum wattage used by the appliance.

• A) \(101.115\)
• B) 189
• C) \(404.46\)
• D) \(202.23\)

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