Arc length parameterization Determine whether the following curves use arc length as a parameter. If not, find a description that uses arc length as a parameter. 42. r ( t ) = 〈 t 3 , t 3 , t 3 〉 , for 0 ≤ t ≤ 10
Arc length parameterization Determine whether the following curves use arc length as a parameter. If not, find a description that uses arc length as a parameter. 42. r ( t ) = 〈 t 3 , t 3 , t 3 〉 , for 0 ≤ t ≤ 10
Solution Summary: The author explains how the curve r(t) uses arc length as a parameter.
Arc length parameterizationDetermine whether the following curves use arc length as a parameter. If not, find a description that uses arc length as a parameter.
42.
r
(
t
)
=
〈
t
3
,
t
3
,
t
3
〉
, for 0 ≤ t ≤ 10
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.
Chapter 11 Solutions
Student Solutions Manual, Single Variable for Calculus: Early Transcendentals
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