Find the square root of the following expressions `16x^2 +9y^2 - 24xy+24x - 18y + 9`​

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)

Find the value of the expression 25 x^(2) + 9y^(2) + 30 xy . When x = 8 and y = 10.

Find the value of the expression 9x^(2)+24x+16, when x=20

Find the square root of the following: (x^(2))/(y^(2))+(y^(2))/(x^(2))-(1)/(i)((x)/(y)-(y)/(x))-(9)/(4)

Find out the number of solution for the following equations 3x + 4y =8 9x + 12y = 24

Find the value of the expression (9x^(2) + 24 x + 16) , when x = 12

The centre of the ellipse 4x^(2) + 9y^(2) + 16x - 18y - 11 = 0 is

Find the roots of each of the following equations, if they exist, by applying the quadratic formula: 16x^(2)=24x+1

The centre of the ellipse 4x^(2) + 9y^(2) + 16 - 18y - 11 = 0 is