100x^(2)-81y^(2)

Factorise : 64 x^(2) - 81y^(2)

Factorize the following polynomials 4x^(2)-81y^(2)

find the value of the expression (64x^(2) + 81y^(2) + 144 xy) when x = 11 and y = (4)/(3)

Length of latus rectum of ellipse 2x^(2)+81y^(2)=162

Check whether the following are perfect squares or not : (a) 64x^(2) + 81y^(2) - 144 xy (b) 4x^(2) + 8y^(2) + 16 xy

Factorise 16x^(4)-81y^(4) .

Factorise 16x^(4)-81y^(4) .

Find the values of the following expressions: 16x^(2)+24+9, when x=(7)/(4)64x^(2)+81y^(2)+144xy, when x=11 and y=(4)/(3)81x^(2)+16y^(2)-72xy, when x=(2)/(3) and y=(3)/(4)