Use demoivre's theorem to find (4cis (pi/18))^3 a) 32+32root3i b) 32root3 + 32i c) 6+6root3i d) 6root3 +6i

Two fire-lookout stations are 190 miles apart, with station a directly south of station b. both stations spot a fire. the bearing of the fire from station a is upper n 55 degrees upper e and the bearing of the fire from station b is upper s 60 degrees e. how far, to the nearest tenth of a mile, is the fire from each lookout station?

Answer this question, only if you know the answer. 30 points and brainliest!

How do you find principle and simple interest