Variation means how an increase or decrease in one thing affects another thing Direct variation means that one thing increasing will increase the other thing as well For example, the number of houses created is directly proportional and variated with …
Basically, the simple idea here is 1 km = 1000 m So 1 km^2 = 1000*1000 m^2 Which means 1 km^2 = 1000000 m^2 The same goes for cubes as well If 1 m = 100 cm Then what is …
It is a hard chapter when it comes in A level, but here the concept is very simple A sequence is a group of numbers where you can predict the next value due to the pattern in the group Either …
When it comes to estimation In the paper, what he wants is as follows He will give you very unique values, what you need to do is to round them up or round them down to make it easier to …
It is actually a very simple concept For example, if I say that on your scale you take a measurement. Now, we know that on the scale, the centimeter is divided into 10 millimeters If I take a reading on …
Point One single point that has no sides Line A line is never-ending, it goes on indefinitely. Therefore, it has no end. It usually has two arrows on its sides Line-segment A line-segment is one that has a definite end. …
Line of symmetry simple concept If you fold the shape on this line, it must come perfectly on the other half. Rotational Symmetry How many times, while rotating the shape 360 degree, will we see the same shape again and …
Angles at a point The total angle in the complete circular form is 360 degree. All angles that we add at any point will be 360 degree The total angle on a straight line is 180 degree. The total angle …
An easy way to say it is that vector is a 1 dimensional matrix that has a direction. We show vectors with either a small letter or the name of the two movement point with an arrow on the top …
How to show the matrix A matrix has row and columns Rows are the horizontal ones Columns are the vertical ones We write the matrix equation in the form of row x column So a matrix with 3 rows and …