If the normal line at `(1, -2)` on the curve `y^2=5x-1` is `ax - 5y +b=0` then the values of `a and b` are

If the normal line at (1, -2) on the curve y^2=5x-1 is ax - 5y +b=0 then the values of |a+b| is

If the straight line y-2x+1=0 is the tangent to the curve xy+ax+by=0 at x=1 , then the values of a and b are respectively a) 1and 2 b) 1and -2 c) -1 and 2 d) -1 and -2

If the slope of the curve 2y^(2)=ax^(2)+b at (1, -1) is -1, then the values of a, b is ________

If the straight line ax + by = 2 ; a, b!=0 , touches the circle x^2 +y^2-2x = 3 and is normal to the circle x^2 + y^2-4y = 6 , then the values of 'a' and 'b' are ?

If the straight line ax + by = 2 ; a, b!=0 , touches the circle x^2 +y^2-2x = 3 and is normal to the circle x^2 + y^2-4y = 6 , then the values of 'a' and 'b' are ?

If the slope of the curve y = (ax)/(b-x) at the point (1, 1) is 2. Then, find the value of a and b.

The normal at the point (1,1) on the curve 2 y+x^2=3 is a) x+y=0 b) x-y=0 c) x+y+1=0 d) x-y=1

If the line y= 4x-5 touches the curve y^2 = ax^3 + b , at the point (2,3) find a and b.

If the line y=4x -5 touches the curve y^(2) =ax^(3) +b at the point (2,3) then a+b is