perform the operation and leave in trigonometric form:

(cos 5°+i sin 5°)(cos 20°+i sin 20°)

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- Apr 10th 2011, 01:04 PMkassums17complex numbers - product of polar forms
perform the operation and leave in trigonometric form:

(cos 5°+i sin 5°)(cos 20°+i sin 20°) - Apr 10th 2011, 01:06 PMPlato
- Apr 10th 2011, 01:08 PMkassums17
how do you find the cos of 5 degrees and the cos of 20 degrees?

- Apr 10th 2011, 01:13 PMPlato