# diffrentiation

1. ### Applications of diffrentiation

Here is a question that I got stuck in.. Can you please help me solve it.. A manager of a supermarket usually adds a mark-up of 20% to the wholesale prices of all the goods he sells.He reckons that he has a loyal core of F customers and that<if he lowers his mark-up to x% he will attract an...
2. ### Applications of diffrentiation

Here is a question that I got stuck in.. Can you please help me solve it.. ((A manager of a supermarket usually adds a mark-up of 20% to the wholesale prices of all the goods he sells.He reckons that he has a loyal core of F customers and that<if he lowers his mark-up to x% he will attract an...
3. ### Diffrentiation

I just need to know how what I have to do in each situation
4. ### Diffrentiation help needed!!

1. A curve C has equation y=x^3 - 5x^2 + 5x +2 a) find dy/dx in terms of x b)The points P and Q lie on C. The gradient of C at both p and q is 2. The x coordiante of P is 3. i)Find the x coordinate of Q ii)Find an equation for the tangest to C at P, giving your answer in the form of y =mx + c...
5. ### Diffrentiation

Differentiate (4x-1) * (4x-1)^0.5 I think im meant to use the product formula? But it doesn't work when i used it =( Any help would be appreciated :). Ty
6. ### 3 ques regarding diffrentiation: Taylor Polynomial, Newton-Raphson

any help will be appreciated. thanks!! :)