[" 4."2a(x+y)-30(x+5)],[" 6."x(a-5)+y(5-a)]

(4x-2y+z)(5x-5y+z)

If x=5 and y=-2 , then find the value of (i) (8x-2y+5)/(2x+4ty+12) " "(ii) (5x-6y-7)/(3x+6y+12)

Find each of the following products: (i) (x + 6) (x + 6) (ii) (4x + 5y) (4x + 5y) (iii) (7a + 9b) (7a + 9b) (iv) ((2)/(3) x + (4)/(5)y) ((2)/(3) x + (4)/(5) y) (v) (x^(2) + 7)(x^(2) + 7) (vi) ((5)/(6) a^(2) + 2) ((5)/(6) a^(2) + 2)

(x-4)(x-3)=(x-6)(x-5) (y-9)(y-3)= (y-4)(y-3)

If (3x -4y) : (2x -3y) = (5x -6y) : (4x -5y) , find : x : y .

The HCF of 44 x^(5) y^(4) , 88 x^(6) y^(5) , and 66x^(7) y^(6) "_______" .

4x-2y=3 6x-3y=5

Evaluate: [(x^(5y-5)xx x^(5-2y))/(x^(4y-6)xx x^(2y-9))]^(-(4)/(3))

if log_(2)((x^(5)-y^(5))/(x^(5)+y^(5)))=5, then y^(4)(dy)/(dx)=

the radical axis of the circles x^(2) + y^(2) + 3x + 4y - 5 = 0 " and " x^(2) + y^(2) - 5x + 5y - 6 = 0 is