Author name: Edward Stephen Jr.

The Least Common Multiple (LCM) of two numbers is the smallest number that is evenly divisible by both numbers. For example, the LCM of 4 and 6 is 12. LCM is widely used in mathematics and programming, particularly in problems involving fractions, synchronization of cycles, or scheduling tasks. Understanding how to calculate the LCM in […]

The exponential function $e^x$ is one of the most important mathematical functions. It represents the number $e$ (approximately 2.71828) raised to the power of $x$. Exponential calculations are widely used in science, engineering, finance, and computer algorithms, such as compound interest, population growth, radioactive decay, and probability problems. In C++, you can calculate $e^x$ using

Finding the power of a number, written as xⁿ, is a common and important task in mathematics and programming. It means multiplying a number (the base) by itself a certain number of times (the exponent). For example, 2³ = 2 × 2 × 2 = 8. Power calculations are used in algebra, geometry, physics, finance,

The cube root of a number is the value that, when multiplied by itself three times, gives the original number. For example, the cube root of 27 is 3 because 3 × 3 × 3 = 27. Calculating cube roots is important in mathematics, physics, engineering, and computer science. It helps in solving equations, working

The Greatest Common Divisor (GCD) of two numbers is the largest number that divides both of them without leaving a remainder. For example, the GCD of 12 and 18 is 6. Finding the GCD is a fundamental concept in mathematics and computer programming, with applications in simplifying fractions, solving number theory problems, and designing algorithms.

In C++ programming, one of the simplest but very useful tasks is calculating the cube of a number. The cube of a number is simply that number multiplied by itself three times. For example, the cube of 3 is 27 because 3 × 3 × 3 = 27. Cubes are used often in mathematics, physics,

Finding the square root of a number is a basic yet important mathematical operation. In simple words, the square root of a number is a value that, when multiplied by itself, gives the original number. For example, the square root of 25 is 5, because 5 × 5 = 25. In programming, square roots are

In C++, one of the most common beginner exercises is calculating the square of a number. The square of a number simply means multiplying it by itself. For example, the square of 4 is 16, because 4 × 4 = 16. This concept is not just important for mathematics but is also widely used in

When learning C++, one of the first small but powerful programs you’ll come across is swapping two numbers. At first, it may look like a very simple problem, but it teaches important ideas about variables, data handling, and logic. Swapping numbers is used in many real-world situations such as sorting algorithms, data manipulation, and even

Learning C++ opens the door to countless programming opportunities, and one of the simplest yet most important tasks is subtracting numbers. Subtraction is a fundamental arithmetic operation used in everything from basic calculators to financial applications and games. Writing a C++ program to subtract two numbers helps beginners understand variables, input/output, and basic arithmetic operations.