If `y=6 x^(5)-4x^(4)+2x^(2)+3x+2`, then find `(dy)/(dx)` at x=-1.

(i) If y= 6x^(5) -4x^(4) -2x^(2) +5x -9 " find " (dy)/(dx) at x = -1 (ii) If y = (sin x + tan x) , " find " (dy)/(dx) at x = pi/4 (iii) If y = ((2 -3 cos x))/sin x , " find " (dy)/(dx) at x = pi/4

If y^(5)+xy^(2)+x^(3)=4x+3, then find (dy)/(dx) at (2 1)

If y=(4x+2)(x-1) , then find dy/dx

If y=4x^4+2x^3+5/x+9 , then find dy//dx .

If y=4x^4+2x^3+5/x+9 , then find dy//dx .

If y = x^4 + x^2 , find (dy)/(dx) at x = 1 ?

y=(6x^(4) - 5x^(3) + 2x + 3)^(6) find (dy)/(dx)

If y= cos^(-1)[(3x+4sqrt(1-x^2))/5] then find (dy)/(dx) .

quad y=x^(5)+x^(4)+x^(3)+x^(2)+x+1. Find ((dy)/(dx))