Two planes take off from an airport at the same time. The first plane averages 480 mph and flies on a bearing of N 20 ° E . The second plane averages 360 mph and heads out at a bearing of N 35 ° W . a. After 1.5 hr , how far apart are the two planes? Round to the nearest tenth of a mile. b. Find the bearing from the first plane to the second plane. Round to the nearest tenth of a degree.
Two planes take off from an airport at the same time. The first plane averages 480 mph and flies on a bearing of N 20 ° E . The second plane averages 360 mph and heads out at a bearing of N 35 ° W . a. After 1.5 hr , how far apart are the two planes? Round to the nearest tenth of a mile. b. Find the bearing from the first plane to the second plane. Round to the nearest tenth of a degree.
Solution Summary: The author calculates the distance between the two planes after 1.5h.
Two planes take off from an airport at the same time. The first plane averages
480
mph
and flies on a bearing of
N
20
°
E
. The second plane averages
360
mph
and heads out at a bearing of
N
35
°
W
.
a. After
1.5
hr
, how far apart are the two planes? Round to the nearest tenth of a mile.
b. Find the bearing from the first plane to the second plane. Round to the nearest tenth of a degree.
Good Day,
Kindly assist with the following query.
Regards,
Example 1
Solve the following differential equations:
dy
dx
ex
= 3x²-6x+5
dy
dx
= 4,
y(0) = 3
x
dy
dx
33
= 5x3 +4
Prof. Robdera
5
-10:54 1x ㅁ +
21. First-Order Constant-Coefficient Equations.
a. Substituting y = ert, find the auxiliary equation for the first-order linear
equation
ay+by = 0,
where a and b are constants with a 0.
b. Use the result of part (a) to find the general solution.
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