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In mathematics, a differential equation is an equation that relates one or more functions and their derivatives. In this article, we are going to discuss… Read More
Question 1. Find the equation of the line parallel to the x-axis and passing through (3, -5). Solution:  Let the equation of line be:  y… Read More
Question 11: Differentiate sin-1(2x√(1-x2)) with respect to tan-1(x/√(1-x2)) if -1/√2<x <1/√2. Solutions: Let u = sin-1(2x√(1-x2)) Substitute x = sin θ ⇒ θ = sin-1x… Read More
I would love to share my on-campus placement experience with Cognizant. Cognizant conducted an online exam on the Amcat platform for our college Jadavpur University… Read More
Preliminary‌ ‌Round‌: This‌ ‌round‌ ‌consists‌ ‌of‌ ‌3‌ ‌Sections‌ ‌which‌ ‌comprises‌ ‌of‌ ‌60‌ ‌questions‌ ‌ ‌ Section‌ ‌1‌ ‌ Aptitude‌ ‌Questions‌ ‌ 20‌ ‌Questions‌ ‌ Section‌… Read More
jQuery plugins enhance an application with features that would generally take a long time to program correctly. However, some plugins are useful in providing entertainment… Read More
Given a numberic string N (1 ≤ |N| ≤ 105) and another numeric string S (1 ≤ |S| ≤ 105), the task is to find… Read More
Doesn’t matter if you’re a student or a working professional – a common question that generally strikes in almost every individual’s mind is ‘How to… Read More
Hashedin now taken by Deloitte came to our campus in pandemic times in August. It is a good company as told by my seniors. The… Read More
Transpose of a matrix is obtained by changing rows to columns and columns to rows. In other words, transpose of A[][] is obtained by changing… Read More
1. Usability Testing : Usability Testing is a testing method for measuring how easy and user-friendly a software application is. It is also known as… Read More
Preprocessor Directives are programs that process our source code before compilation. There are a number of steps involved between writing a program and executing a… Read More
Given an array arr[] consisting of a permutation of first N natural numbers, the task is to find the maximum possible value of ΣGCD(arr[i], i)… Read More
Following are some simple steps in order to connect our static Web Page with Firebase.  Step by Step Implementation: Step 1: Firstly, We are going… Read More
Prerequisites: Tkinter File organization is helpful when you are trying to find a specific one in a pool of files and directories. It seems time-consuming… Read More
Pandas library is useful for performing exploratory data analysis in Python. A pandas dataframe represents data in a tabular format. We can perform operations on… Read More
Prerequisites: Matplotlib In Matplotlib, we can draw multiple graphs in a single plot in two ways. One is by using subplot() function and other by… Read More
A fast Fourier transform (FFT) is an algorithm to compute the discrete Fourier transform (DFT) and its inverse. Fourier analysis converts time (or space) to… Read More