Choose the most appropriate option (a) (b) (c) or (d)
The gradient of the curve y = 2x3 –3x2 – 12x +8 at x = 0 is
The gradient of the curve y = 2x3 –5x2 – 3x at x = 0 is
1 Crore+ students have signed up on EduRev. Have you? Download the App |
The derivative of y =
If y = x (x –1) (x – 2) then is
The gradient of the curve y – xy + 2px + 3qy = 0 at the point (3, 2 ) is and q are
The curve y2 = ux3 + v passes through the point P(2, 3) and = 4 at P. The values of u and v are
The gradient of the curve y + px +qy = 0 at (1, 1) is 1/2. The values of p and q are
If xy = 1 then y2 + dy/dx is equal to
The derivative of the function
Given e-xy –4xy = 0, can be proved to be
If log (x / y) = x + y, may be found to be
If f(x, y) = x3 + y3 – 3axy = 0, can be found out as
Given x = at2, y = 2at; is calculated as
Given x = 2t + 5, y = t2 – 2; is calculated as
If x = 3t2 –1, y = t3 –t, then is equal to
The slope of the tangent to the curve y = at the point, where the ordinate and the abscissa are equal, is
The slope of the tangent to the curve y = x2 –x at the point, where the line y = 2 cuts the curve in the Ist quadrant, is
For the curve x2 + y2 + 2gx + 2hy = 0, the value of at (0, 0) is
If xy.yx = M, M is constant then is equal to
Given x = t + t–1 and y = t – t–1 the value of at t = 2 is
If x3 –2x2 y2 + 5x +y –5 =0 then at x = 1, y = 1 is equal to
The derivative of x2 log x is