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OpenStudy (anonymous):
Express the complex number in trigonometric form. 3
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OpenStudy (mertsj):
3+0i
OpenStudy (mertsj):
3(cos0 + isin0)
OpenStudy (anonymous):
Thank you! @Mertsj can you explain why?
OpenStudy (mertsj):
Yes. 3 + 0i is on the x axis so the angle is 0 degrees. The value of r is sqrt(3^2+0^2)=3. And trig form is r(costheta + i sin theta)
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