Obtain the volume of rectangular boxes with the following length,breadth and height respectively:`xy,2x^2y.2xy^2`

Obtain the volume of rectangular boxes with the following length,breadth and height respectively: a,2b,3c

Obtain the volume of rectangular boxes with the following length,breadth and height respectively: 2p,4q,8r

Obtain the volume of rectangular boxes with the following length,breadth and height respectively: 5a,3a^2,7a^4

Find the following squares by using the identities (2xy+5y)^2

Factrorise the following using appropriate identities. 9x^(2)+6xy+y^(2)

Factorize: x^2+xy+8x+8y

Answer the following: (c) A rectangular box has height h cm. Its length is 5 times the heigth and breadth is 10 cm less than the length. Express the length and the breadth of the box in terms of the height.

There is a shoe box whose length,breadth and height is 9cm,3 cm and 4 cm respectively.Find the surface area and volume of the shoe box.

Simplify (x+y)(x^2-xy+y^2)

Find (dy)/(dx) in the following : xy+y^(2)= tan x+y .