Question

differentiate this polynomial y=x4+5x3-4x2+7x-2 in dy/dx form using first derivative

Answer 1

use
\[\huge{\frac{dy}{dx}(x^n)=nx^{n-1}}\]on each term .. can u try to do this?

Answer 2

thnx nd what do i do after that

Answer 3

What do you mean? Once you apply that rule that @lalaly gave you , you are done.

Answer 4

really? thank you so much

Answer 5

find the derivative of the special function sinx using trig formula