The value of `x-y^(x-y)` when `x=2` and `y=-2` is 18 (b) `-18\ ` (c) 14 (d) `-14\ `

The value of x-y^(x-y) when x=2 and y=-2 is (a)18 (b) -18\ (c) 14 (d) -14\

.Find the value of x (a) "x:18:14:21

Find the value of (x-y), if 2x-5y=5,5x-8y=14

Which of the following is a point on the common chord of the circle x^2+y^2+2x-3y+6=0 and x^2+y^2+x-8y-13=0? (1,-2) (b) (1,4) (c) (1,2) (d) 1,4)

Find the value of 27 x^3+\ 8y^3, if (i) 3x+2y=14 and x y=8 (ii) 3x+2y=20\ and x y=(14)/9

Solve : x+y=14, x-y=2

Find the value of x, if 2x + 3y + k = 12 and x + 6y + 2k = 18

If (x)/(2y)=(6)/(7), the value of (x-y)/(x+y)+(14)/(19) is(a) (13)/(19)(b)(15)/(19)(c)1(d)1(1)/(19)