Question

If y =9x^4 - x^3 / x^2 , then dy/dx is:
Someone please help

Answer 1

`(dy)/(dx) = 18x - 1`

Explanation:

`y = (9x^(4) - x^(3))/(x^(2) )\\\\y = (9x^(4))/(x^(2) ) - (x^(3))/(x^(2) ) \\\\y = 9x^(2) - x\\\\(dy)/(dx) = 18x - 1`