The command to delete the 3rd column of matrix A is
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choose the correct answer
Use Matlab
![The command to delete the 3rd
column of matrix A is
a) A(;,3)=0 O
b) A(3,:)=[] O
c) A(:,3)=[] O
d) None of the mentioned
The grid on command allows you to
put the grid lines on the graph
True O
False O](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F293e4980-64b5-461c-b1d5-72d8fa655dc5%2Fd646df85-6178-4be4-b222-a3c303431ee9%2Fmi5rlzb_processed.jpeg&w=3840&q=75)
Step by step
Solved in 2 steps with 1 images
- Assuming that you have a non-empty row vector a (assume length(a) > 2) available in your Workspace, which Matlab command will NOT reverse the order (reversing the order: if a IS [1, 2, 3] it WILL BECOME [3, 2, 1]) of its elements' values? Use Matlab Help if needed. a = a([end:-1:1]); a = a(end:-1:1); a = fliplr(a); a = a(end:1:1);I have the following JAVA CODE: deleteButton.addActionListener((e -> {int row= table.getSelectedRow();if (row>= 0) {String uName = (String) table.getValueAt(selectedRow, 0);JSONArray array= readJSONFile("sample.json");for (int i = 0; i < deleteArray.size(); i++) {JSONObject obj = (JSONObject) deleteArray.get(i);String username= (String) obj.get("username");if (uName.equals(currentUName)) {array.remove(i);tableModel.removeRow(row);break;}}}}));} Please make a code that will delete the details on the selected row on the JSON file.Which of the following code segments will use vectorisation to reduce the time taken to calculate the sum of two NumPy arrays: A and B? (Select ALL that apply) 1. ) C = np.empty(A.size) for index in range(A.size): C[index] = A[index] + B[index] 2.) A.tolist()+B.tolist() 3.) np.sum([A, B]) 4.) A+B
- If a and b are two non-empty numerical row vectors (of the same length L) present in Matlab Workspace, what command would you use to create a new 2 x L matrix, called d, that is a combination of a and b (a elements are in the first row and elements of b are in the second row)? d = transpose(a, b) d = a _ b d = [a; b] d = a .* (1/b)Choose : Find the log of each of the 3 elements in a row vector ? 1-v=[ log2 log5 log6] 2-v=log[2 5 6] 3-v=[2 5 6];>> log(v)There is an array with the original content as follows5,6,7,20,33,44,46,47,48,99,101,102,105Now execute Sequential search, and the state of the sorted array has been completed in the array, how many comparisons are required for the following numbers?48 : ___100 : ___
- Write a code that can create a [n×m] dimensional matrix. Take the values of all the elementsfrom the user and write a code that can swap all the values of its first row with its last row. After swapping, add all the values of the last column.ou have been provided with the 4-by-4 matrix attached on the picture: Write a Java application using NetBeans that reads the above 4-by-4 matrix and displays the sum of all its elements on the major diagonal. Output is as follows:(see attached output.Which element is stored at index 1 after the following sequence? ArrayList<String>groceryList;groceryList=newArrayList<String>();groceryList.add("Bread");groceryList.add("Apples");groceryList.add("Grape Jelly");groceryList.add(1,"Peanut Butter");groceryList.set(1,"Frozen Pizza");groceryList.remove(1); Bread Peanut Butter Apples Frozen Pizza For the given code, when is numType.setText() called? publicclassOddEvenextendsJFrameimplementsChangeListener{privateJSpinnernumSpinner;privateJTextFieldnumType;...numSpinner.addChangeListener(this);...@OverridepublicvoidstateChanged(ChangeEventevent){IntegernumValue;numValue=(Integer)numSpinner.getValue();if(numValue%2==0){numType.setText("Even");}else{numType.setText("Odd");}}...} Every time numSpinner's value changes Only the first time numSpinner's value changes Every time numSpinner's…
- Consider the following array: x = [1,2,3,4,5;6,7,8,9,10;11,12,13,14,15;16,17,18,19,20] What Octave command changes all elements in the third row of array x to zero?Consider the following array: x = [1,2,3,4,5;6,7,8,9,10;11,12,13,14,15;16,17,18,19,20] What Octave command returns the total number of elements in array x?You have been provided with the 4-by-4 matrix below:2 7 4 33 4 5 46 8 3 97 9 7 2Write a Java application using NetBeans that reads the above 4-by-4 matrix and displays the sum of all its elements on the major diagonal. output: Enter the matrix elements per each row: 2 7 4 33 4 5 46 8 3 97 9 7 2 Sum of the elements in the major diagonal is 11.0