Save guides, add subjects and pick up where you left off with your BBC account. A function machine is a way of writing rules using a flow diagram. The equation \(3j - 6 = 9\) can be shown on a ...

In this article, you will find the CBSE Class 10 Maths Mind Map for Chapter 3 - Pair of Linear Equations in Two Variables. This mind map showcases all important concepts occurring in the chapter ...

This means equations are not always true. In the example above, \(3x + 5 = 11\), the only correct solution for \(x\) is 2. An identity is an equation which is always true, no matter what values ...