A Child throws a ball straight upwards to his friend who is sitting in a tree 18 ft above ground level. a. If the ball leaves the child s hand at a height of 2 ft with an initial speed of 40 ft/sec, write a function representing the vertical position of the ball s t in ft in terms of the time t after the ball leaves the child’s hand. b. Determine the tine interval for which the ball will be more than 18 ft high.
A Child throws a ball straight upwards to his friend who is sitting in a tree 18 ft above ground level. a. If the ball leaves the child s hand at a height of 2 ft with an initial speed of 40 ft/sec, write a function representing the vertical position of the ball s t in ft in terms of the time t after the ball leaves the child’s hand. b. Determine the tine interval for which the ball will be more than 18 ft high.
Solution Summary: The author explains the function representing the vertical position of the ball s(t) in terms of time after it leaves the child’s hand.
A Child throws a ball straight upwards to his friend who is sitting in a tree 18 ft above ground level.
a. If the ball leaves the child s hand at a height of 2 ft with an initial speed of 40 ft/sec, write a function representing the vertical position of the ball
s
t
in ft
in terms of the time t after the ball leaves the child’s hand.
b. Determine the tine interval for which the ball will be more than 18 ft high.
For the system consisting of the lines:
and
71 = (-8,5,6) + t(4, −5,3)
72 = (0, −24,9) + u(−1, 6, −3)
a) State whether the two lines are parallel or not and justify your answer.
b) Find the point of intersection, if possible, and classify the system based on the
number of points of intersection and how the lines are related. Show a complete
solution process.
3. [-/2 Points]
DETAILS
MY NOTES
SESSCALCET2 7.4.013.
Find the exact length of the curve.
y = In(sec x), 0 ≤ x ≤ π/4
H.w
WI
M
Wz
A
Sindax
Sind dy max
Утах
at 0.75m from A
w=6KN/M L=2
W2=9 KN/m
P= 10 KN
B
Make the solution handwritten and not
artificial intelligence because I will
give a bad rating if you solve it with
artificial intelligence
A Problem Solving Approach To Mathematics For Elementary School Teachers (13th Edition)
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