For the distance function in each of Exercises 85-88, graph s , v , and a over the given interval. Then use the graphs to determine the point(s) at which the velocity switches from increasing to decreasing or from decreasing to increasing. s ( t ) = t 4 + t 3 − 4 t 2 − 2 t + 4 ; [ − 3 , 3 ]
For the distance function in each of Exercises 85-88, graph s , v , and a over the given interval. Then use the graphs to determine the point(s) at which the velocity switches from increasing to decreasing or from decreasing to increasing. s ( t ) = t 4 + t 3 − 4 t 2 − 2 t + 4 ; [ − 3 , 3 ]
Solution Summary: The author calculates the velocity and acceleration of an object that is s(t) units from the starting point at t time.
For the distance function in each of Exercises 85-88, graph s, v, and a over the given interval. Then use the graphs to determine the point(s) at which the velocity switches from increasing to decreasing or from decreasing to increasing.
s
(
t
)
=
t
4
+
t
3
−
4
t
2
−
2
t
+
4
;
[
−
3
,
3
]
Consider the following system of equations, Ax=b :
x+2y+3z - w = 2
2x4z2w = 3
-x+6y+17z7w = 0
-9x-2y+13z7w = -14
a. Find the solution to the system. Write it as a parametric equation. You can use a
computer to do the row reduction.
b. What is a geometric description of the solution? Explain how you know.
c. Write the solution in vector form?
d. What is the solution to the homogeneous system, Ax=0?
2. Find a matrix A with the following qualities
a. A is 3 x 3.
b. The matrix A is not lower triangular and is not upper triangular.
c. At least one value in each row is not a 1, 2,-1, -2, or 0
d. A is invertible.
College Algebra with Modeling & Visualization (5th Edition)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, calculus and related others by exploring similar questions and additional content below.