## Remainder and Factor theorem | Mathematics class 10

Factor and Remainder theorem Class X > Mathematics > Formula 1. Remainder theorem If a polynomial f(x) is divided by (x - α) then remainder = f(α) Example: Find the…

Factor and Remainder theorem Class X > Mathematics > Formula 1. Remainder theorem If a polynomial f(x) is divided by (x - α) then remainder = f(α) Example: Find the…

Expansion Formula Mathematics > Expansion > Formula (i) (a + b)2= a2 + 2ab + b (ii) (a + b)2 = (a - b)2 + 4ab (iii) (a - b)2= a2…

Factors affecting photosynthesis Class X > Biology > Photosynthesis There are three internal factors and four external factors which affect photosynthesis : Internal factors (i) Chlorophyll - Nutritional deficiencies of…

Minimum distance for echo Class x > Physics > Sound If d is the distance between the observer and the obstacle and V is the speed of sound, then the…

Block and tackle Class X > Physics > Machines Block and tackle system is the arrangement of pulleys in which two blocks of pulleys are used. One block (upper) having…

Principle of conservation of energy Principle of conservation of energy states that energy can neither be created nor can it be destroyed. It can only change from one form to…

Equilibrium of bodies Class x > Physics > Force Definition of equilibrium When a number of forces acting on a body do not change the state of rest or motion…

All about an electric fuse Definition of fuse An electric fuse is a safety device which allows only a limited amount of current to pass through it. An electric fuse…

Each electric appliance is provided with a three flexible cable. The insulation on the three wires is of different colours. This colour coding of wires helps us to connect the…

Centre of gravity - The centre of gravity of a body is a point about which the algebraic sum of moments of all the particles constituting the body is zero.…

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