Question

I need all the help I can get. please assist.

4. The equation of a curve is y = (3 - 2x)^3 + 24x.
(a) Find an expression for dy/dx

5. The equation of a curve is y = 54x - (2x - 7)^3.
(a) Find dy/dx​​

Answer 1

4(a).

Expression of dy/dx :

`{ \tt{ (dy)/(dx) = - 2(3 - 2x) {}^(2) + 24}}`

5(a).

`{ \tt{ (dy)/(dx) = 54 - 2(2x - 7) {}^(2) }}`