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 3 − 3 t 2 + 2 ; [ − 2 , 4 ]
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 3 − 3 t 2 + 2 ; [ − 2 , 4 ]
Solution Summary: The author calculates the points at which velocity switches from increasing to decreasing or decreasing to increasing.
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.
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.
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