Maths Resources (page 22)

Any number that can be exactly divided by 2 is called as an even number. Even numbers always end up with the last digit as 0, 2, 4, 6 or 8. Examples of even numbers are 2, 4, 6, 8, 10...

The Ebbinghaus Forgetting CurveThe Ebbinghaus forgetting curve charts memory retention over time. There is an initial steep decline followed by a more gradual decline of the residual ...

Parents all over the country are being thrown into a state of anxiety, not by what is happening with the Covid-19 situation, but by the following five words uttered by their kids: ...

Many mathematical concepts need to be understood from an altitude, like one will do with philosophy. In fact, in many areas in professional Maths such as analysis, many proofs are fos...

Find the equation of the tangent at the point P(3,-1) when: f(x) = x - 5x + 2x - 5 Step 1: Differentiate f(x) to find the gradient function, which is f`(x)NBs: f`(x) is the sa...

Solve the following: 5x - 3y = 14 2x - 7y = -6 Step 1: Label the 2 simultaneous equations 1 and 2: 1. 5x - 3y = 14 2. 2x - 7y = -6 Step 2: Make the numbers in front of ...

Eating Pi:We begin with a story about two friends, Sam and Michael, who attend a Pi eating contest. When they arrive at the contest, they are told that if they can beat the judge in `...

Step by Step Guide to Factorising Quadratic ExpressionsAll quadratic equations look like this (which we call the general equation):ax2 + bx + c = 0It s important to note that all...

We shall prove by mathematical induction that all cars are of the same make. First take an arbitrary set consisting of a single car. Trivially, every car in this set is of the same ma...

"1. You have a matrix. Every matrix represents a transformation. e.g. matrix (0 1 1 0) is a reflection on the line y=x matrix (cosX -sinX sinX cosX) is a rotation anticlockwise about...