Question

diff. (9x³-8x+7)(3x^5+5) w. r. to. x

Answer 1

let u=9x^3-8x+7
and v=3x^5+5

formula:
______
du.v/dx=v.du/dx+u.dv/dx

now using this formula. ........
(3x^5+5). (27x^2-8)+(9x^3-8x+7). (15x)

I think it will help you. .........

Answer 2

Answer:

let u=9x^3-8x+7

and v=3x^5+5

now using this formula.  

(3x^5+5). (27x^2-8)+(9x^3-8x+7). (15x)

I think it will help you

Explanation: