Simplify the following in trigonometric form: (a) (cos 40+isin 40)(cos 30 +isin 30) cos 50+isin 50 (b) π 1+(cos+isin 6 T
Posted: Wed May 11, 2022 10:26 pm
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Simplify the following in trigonometric form: (a) (cos 40+isin 40)(cos 30 +isin 30) cos 50+isin 50 (b) π 1+(cos+isin 6 T π 1+(cos - i sin 6 (c) (1+cos 7T 7 +isin 8 +1 π 7T +1+cOS- -isin 8 8 π Ans: [(a) cos 20+isin 20 (b) cos +isin *+isin (0)209 c]