Given that r ( t ) = 〈 e − 5 t sin t , e − 5 t cos t , 4 e − 5 t 〉 is the position vector of a moving particle, find the following quantifies: 172. Find the maximum speed of a point on the circumference of an automobile fire of radius 1 ft when the automobile is traveling at 55 mph .
Given that r ( t ) = 〈 e − 5 t sin t , e − 5 t cos t , 4 e − 5 t 〉 is the position vector of a moving particle, find the following quantifies: 172. Find the maximum speed of a point on the circumference of an automobile fire of radius 1 ft when the automobile is traveling at 55 mph .
Given that
r
(
t
)
=
〈
e
−
5
t
sin
t
,
e
−
5
t
cos
t
,
4
e
−
5
t
〉
is the position vector of a moving particle, find the following quantifies:
172. Find the maximum speed of a point on the circumference of an automobile fire of radius
1
ft
when the automobile is traveling at
55
mph
.
Quantities that have magnitude and direction but not position. Some examples of vectors are velocity, displacement, acceleration, and force. They are sometimes called Euclidean or spatial vectors.
PLEASE SOLVE STEP BY STEP WITHOUT ARTIFICIAL INTELLIGENCE OR CHATGPT
SOLVE BY HAND STEP BY STEP
4.- A beer at an unknown temperature is introduced into a refrigerator that has a constant temperature of 1°C. After 20 minutes, the temperature of the beer is 10°C, and after 40 minutes, the temperature of the beer is 6°C.
a) Determine the temperature at which the beer was placed inside the refrigerator.b) How long will it take for the beer to reach 2°C?
PLEASE SOLVE STEP BY STEP WITHOUT ARTIFICIAL INTELLIGENCE OR CHATGPT
SOLVE BY HAND STEP BY STEP
5.- It is known that the population of a certain community increases at a rate proportional to the number of people at any given moment. If the population doubled in 5 years:
a) How long will it take to triple?b) How long will it take to quadruple?
Elementary Statistics: Picturing the World (7th Edition)
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