What is the simplified form of this expression, written in scientific notation?

(3.276×10^5)×400,000÷(3.9×10^6)

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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?

Describe the domain and range of y=2(3)^x-2+5

Two angles are complementary. the large angle is 36 more than the smaller angle. what is the measure of the large angle?