Algebra is more than numbers and letters—it’s the foundation for solving problems in IB maths and beyond. Skills like solving linear equations, simplifying expressions, and factoring give students the ...

In this video, I demonstrate two methods for simplifying a trigonometric identity, offering strategies for both beginner and ...

Algebraic expressions can be expanded - multiplied by one or more terms. They may also be simplified – made shorter and simpler by collecting like terms. Multiply \(-3\) by \(-4\) using the rule for ...

The same method is used for adding / subtracting both numerical fractions and algebraic fractions. Find a common denominator Write each fraction as an equivalent fraction with the common denominator ...