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Worksheets2413 trig and ROC
Total questions: 36
Worksheet time: 46mins
f(x) = x2 + 2x
If a free-falling object is dropped from a height of 100 feet, the height h (in feet) of the object at time t (in seconds) is given by h=−16t2 +100 . Find the average velocity of the object over interval [1, 2]
-32 f/s
-48 f/s
48 f/s
-16 f/s
If a free-falling object is dropped from a height of 100 feet, the height h (in feet) of the object at time t (in seconds) is given by h=−16t2+100 . Find the velocity of the object when t=1.
-16 f/s
-48 f/s
-32 f/s
48 f/s
A diver jumps from a diving board that is 32 feet high
and initial velocity is 16 feet per second, his position
function is h=−16t2+16t+32 . When does the diver hit the water?
t=1
t=-1
t=2
t=-2
A diver jumps from a diving board that is 32 feet high
and initial velocity is 16 feet per second, his position
function is h=−16t2+16t+32 . What is the diver’s velocity at t=2?
-48 f/s
-32 f/s
48 f/s
-16 f/s
A ball is thrown upward from the top of a 160-foot cliff
with the position function s=−16t2+48t+160 . Find the height of the ball when t=3.
48 feet
100 feet
16 feet
160 feed
A ball is thrown upward from the top of a 160-foot cliff
with the position function s=-16 t2 +48t+160. Find the acceleration of the ball when t=3.
-48 f/ s2
-32 f/s^2
32 f/s^2
48 f/s^2
A ball is propelled straight upward from ground level with an initial velocity of 144 feet per second.
Write the position function of the ball
−16t2+144t+100
−16t2+100
−16t2+144t
144t2+16t
If the position of a particle is represented by x(t) = -t2 + 1, what is its instantaneous velocity at t = 1?
-2
2
1
3
The velocity of an object is given as v = 2t + 3t3. What is the acceleration of the object at t = 2 s?
27 m/s
38 m/s
16 m/s
49 m/s
f(x) = x2 + ex - cosx
