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GalinKa [24]
3 years ago
7

Convert z = 9cos200° + 9isin200° from polar form to rectangular form.

Mathematics
1 answer:
Vlada [557]3 years ago
6 0

Answer:

z = -8.46 - 3.08i.

Step-by-step explanation:

cos 200 = -0.93969 so 9 * cos 200 = -8.46 to the nearest hundredth.

sin 200 = -0.3420 so 9 * sin 200 = -3.08 to nearest hundredth.

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