Number System : Imaginary and Complex Number
Imaginary Number: Since no real number satisfies the equation , a number of the form , where b is a real number, b 0 and is called an imaginary number. Since real numbers does...
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Number System : Rational, Irrational & Real Numbers
Rational Numbers: The rational numbers include all the integers, all fractions, terminating decimals and repeating decimals (We will discuss fractions and decimals later). Every rational number can be written in the form of fraction...
Number System: Fraction, Proper, Improper , Mixed and Decimal fraction
Fraction : A fraction is a number in the form , where x & y are both integers and y 0. In the form , ‘x’ is called the numerator of the fraction and...
Number System : Natural, Whole, Integer, Rational, Irrational and Real Number
Number : A number is a mathematical object to measure, count and label. Natural Number : The natural numbers are also called the counting numbers. The numbers 1,2,3,4 and so on are natural numbers....
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[Coding Club] Minimum Maximum Array Problem
How to tackle an array problem : – Understanding the problem is very important, read problem 2-3 times, give time to understand the problem, Check input and expected output for further clarity. As we...
Hackerrank Problem – Manasa and Stones
Statement – Manasa is out on a hike with friends. She finds a trail of stones with numbers on them. She starts following the trail and notices that any two consecutive stones’ numbers differ...
CAT 2019 : Registration date extended till September 25th
The Registration for the CAT 2019 started on August 7, 2019 Wednesday at 10:00 A.M. The Registration was going to be closed on September 18, 2019, Wednesday (5 P.M.) but it has now been...
CAT 2019 : Percentile Calculation Method Released by IIM Kozhikode
The Indian Institute of Management, Kozhikode has released the method for calculation of percentile which will be adopted in CAT 2019. It is to be noted that the CAT 2019 is scheduled to be...
How to Solve Simultaneous Equation with 3 Variables
Let’s take simultaneous equation with 3 variables. ……………(1) …………..(2) …………….(3) To solve simultaneous equation with 3 variables Step 1: Take 2 equations, say (1) & (2) to remove any one variable, say z. Mark...
Algebraic & Graphical interpretation of Simultaneous Equation
Let’s take a pair of linear equation: ……………..(1) ……………..(2) With the help of coefficient of equations (1) & (2) we can easily determine if the solution of the simultaneous equations will be Unique Solution,...
