Find the derivative of $y = 2 - 15 \ln x$
A) $\frac { d y } { d x } = - \frac { 1 } { 15 x }$
B) $\frac { d y } { d x } = - \frac { 15 } { x }$
C) $\frac { d y } { d x } = - \frac { 13 } { x }$
D) $\frac { d y } { d x } = \frac { 15 } { x }$
E) $\frac { d y } { d x } = \frac { 13 } { x }$

Question

Quizplus · Accepted Answer

The derivative of a constant is 0, and the derivative of $ \ln x $ is $ \frac{1}{x} $. Therefore, the derivative of $ -15 \ln x $ is $ -15 \cdot \frac{1}{x} = -\frac{15}{x} $.

Find the Derivative Of y=2−15ln⁡xy = 2 - 15 \ln xy=2−15lnx

Find the Derivative Of $y = 2 - 15 \ln x$