The equation of the line that passes through `(10 ,-1)` and is perpendicular to `y=(x^2)/4-2` is `(a)4x+y=39` (b) `2x+y=19` `(c)x+y=9` (d) `x+2y=8`

Equation of the passing through the origin and perpendicular to the planes x+2y+z=1 , 3x-4y+z=5 is

The equation of the line passing through the center and bisecting the chord 7x+y-1=0 of the ellipse (x^2)/1+(y^2)/7=1 is (a) x=y (b) 2x=y (c) x=2y (d) x+y=0

Find the equation of the line passing through the intersection (-1,2,3) and perpendicular to the lines (x-1)/2=(y-2)/(-3)=(z-3)/4a n d(x-4)/5=(y-1)/2=zdot and also through the point (2,1,-2)dot

Find the equation of the line passing through the points of intersection of 4x-y-3=0 and x+y-2=0 and perpendicular to 2x-5y+3=0.

The equation of the tangent to the circle x^2+y^2=25 passing through (-2,11) is (a) 4x+3y=25 (b) 3x+4y=38 (c) 24 x-7y+125=0 (d) 7x+24 y=250

Find the equation of the lines passing through the point of intersection lines 4x-y+3=0 and 5x+2y+7=0 Perpendicular to x-2y+1=0

For which of the hyperbolas, can we have more than one pair of perpendicular tangents? (a) (x^2)/4-(y^2)/9=1 (b) (x^2)/4-(y^2)/9=-1 (c) x^2-y^2=4 (d) x y=44

The equation of the circle passing through (1,5) and (4,1) and touching y-axis is x^(2) + y^(2) -5x -6y + 9 + lamda (4x + 3y-19) = 0 where lamda is equal to

The equation of the line(s) parallel to x-2y=1 which touch(es) the circle x^2+y^2-4x-2y-15=0 is (are) (a) x-2y+2=0 (b) x-2y-10=0 (c) x-2y-5=0 (d) 3 x-y-10=0