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

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

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

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

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 = sqrt(((x-3)(x^2+4))/((3x^2 + 4x + 5)) , then find dy/dx

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

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

If y=(2x+3)^((3x-5)) , find (dy)/(dx) .