Get important formulae from unit Integral Calculus for quick revision. These formulae are very useful during competitive examination. This revision notes includes chapters – Indefinite Integral, ...

Find important formulae from chapter Coordinate Geometry-I for quick revision in this article. These formulae are very useful during competitive examination. Coordinate Geometry-I: Quick Revision of ...

The plural of formula is formulae. A formula is a mathematical rule or relationship that uses letters to represent amounts which can be changed – these are called variables. For example, the formula ...

For example, when heated, green copper(II) carbonate decomposes into black copper(II) oxide and colourless carbon dioxide gas. Nitrogen and hydrogen react together to form ammonia. Give the word ...