Write the uses of oxygen: Uses of oxygen: Respiration: oxygen is a life-supporting gas and is vital for respiration. Oxygen is taken in during breathing and is used to oxide complex food substances...
Relation: A relation, R, from a non-empty set A to another non-empty set B, is mathematically defined as an arbitrary subset of the cartesian product of A and B. Domain, Range and Co-domain of the Relation...
Eg. A person rows a kilometre down the stream in 10 minutes and up the stream in 30 minutes. Find the velocity of the stream. Ans) Speed of the person down the stream = 1 km / 10 minutes = 6 km / hr Speed...