Provide an appropriate response.For any augmented matrix of a system of linear equations, which of the following row transformations will not necessarily result in a matrix of an equivalent system?(i)Adding to the elements of any row a multiple of the corresponding elements of another row.(ii)Interchanging any two columns.(iii)Multiplying the elements of any row by the corresponding elements of another row.(iv)Multiplying the elements of any row by any nonzero number.
A. (ii)
B. (i), (iv)
C. (ii), (iii), (iv)
D. (ii), (iii)
Answer: D
Mathematics
You might also like to view...
Graph the piecewise function.f(x) =
A.
B.
C.
D.
Mathematics
Provide an appropriate response.How do you find the y-intercept of a line using its equation? How do you find the y-intercept of a line using its graph? Does a line always have a y-intercept? Explain and give examples.
What will be an ideal response?
Mathematics
Solve the problem.Two forces, F1 of magnitude 60 newtons (N) and F2 of magnitude 70 newtons, act on an object at angles of and
(respectively) with the positive x-axis. Find the direction and magnitude of the resultant force; that is, find
Round the direction and magnitude to two decimal places.
What will be an ideal response?
Mathematics
Given , find f(3. 0)
What will be an ideal response?
Mathematics