Piggy Bank कब invent हुए थे? | When was Piggy bank Invented | FactStar

Harsh made a piggy bank for himself using clay . If the shape of the bank is based on the function f (x)= | x - 4|+ | x - 5 | where f (x) represents the height of the bank The value of f'(x) at x = 4 is :

Harsh made a piggy bank for himself using clay . If the shape of the bank is based on the function f (x)= | x - 4|+ | x - 5 | where f (x) represents the height of the bank Based on the above information , answer the following questions : For x gt 6 the value of the function f (x) is

Harsh made a piggy bank for himself using clay . If the shape of the bank is based on the function f (x)= | x - 4|+ | x - 5 | where f (x) represents the height of the bank At x = 4 . 5 the value of the functions f (x) is

Harsh made a piggy bank for himself using clay . If the shape of the bank is based on the function f (x)= | x - 4|+ | x - 5 | where f (x) represents the height of the bank For x in (4, 5) the value of the functions f (x) is

Amaira is a seven year old girl. She planned with her father to give a gift on her mother's birthday. She took her piggy bank to shopkeeper with her father. She selected a purse for her mother and when she took out one not of Rs 1000 from the piggy bank the shopkeeper refused to take that not -saying that it is no longer a valid currency . her father explained her that shopkeeper is saying right. (i) Identify the concept discussed in above para. (ii) State three feature of that concept.