What is the derivative of sin(x)/xsin(x)x?
2 Answers
Jun 14, 2016
Explanation:
To find the derivative of a function in the form
d/dx(f(x)/g(x))=(f^'(x)g(x)-g^'(x)f(x))/(g(x))^2
For the function
f(x)=sin(x)" "=>" "f^'(x)=cos(x)
g(x)=x" "=>" "g^'(x)=1
Plugging these into the quotient rule, we see that:
d/dx(sin(x)/x)=(cos(x)*x-1*sin(x))/x^2
=(xcos(x)-sin(x))/x^2
Jun 14, 2016
Explanation:
Rule :