Find the greatest value of `x^3y^4` if `2x + 3y = 7` and `x>=0,y>=0` .

Find the value of x and y- 2x+3y=0 3x+4y=5

Find the values of (x-y) , if (i) 3x + 4y = 11 , 4x + 3y = 10 (ii) 3x + 2y = 8 , 2x + 3y = 7

Find the values of x and y , if (3y -2) + (5 -4x)i=0 , where , x y in R.

Find the values of x and y , if (3y -2) + (5 -4x)i=0 , where , x y in R.

Find the value of x and y from 7x-15y-2=0 x+2y-3=0

Find the value of x and y from 7x-15y-2=0 x+2y-3=0

Find the values of x and y if X = Y, where X = [(x + 10, y^2 + 2y),(0, -4)] and Y = [(3x+4, 3),(0, y^2 - 5y)] .

Find the value of 'p' if the lines 4x-3y-7=0 ,2x+py+2=0 and 6x+5y-1=0 are concurrent .,

Find the value of k if kx+ 3y - 1 = 0, 2x + y + 5 = 0 are conjugate lines with respect to the circle x^(2) + y^(2) - 2x - 4y - 4 =0 .

Find the value of k if kx+ 3y - 1 = 0, 2x + y + 5 = 0 are conjugate lines with respect to the circle x^(2) + y^(2) - 2x - 4y - 4 =0 .