Solve the problem.Salt Lake City, Utah, is due north of Flagstaff, Arizona. Find the distance between Salt Lake City (40°45' north latitude) and Flagstaff (35°16' north latitude). Assume that the radius of the Earth is 3960 miles. Round to nearest whole mile.

Fill in the blank(s) with the appropriate word(s).


379 mi

Mathematics

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A.
B.
C.
D.

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State the y-intercept and slope of the graph of the given equation.y = 5x + 7

A. y-intercept 5; slope -7 B. y-intercept 7; slope 5 C. y-intercept 5; slope 7 D. y-intercept -7; slope 5

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Solve.An airplane travels 500 miles against the wind in 5 hours, and makes the return trip with the same wind in 2 hour(s). Find the rate of the wind.

A. 250 mph B. 100 mph C. 175 mph D. 75 mph

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Find dy/dt.y = 3t(3t + 2)4

A. 3(3t + 2)3(15t + 2) B. 3(3t + 2)3 C. 3(3t + 2)4(7t + 2) D. 3(15t + 2)3

Mathematics