First slide

Diffrentiation

Question

If y = x $ℓ$ nx then $\frac{d y}{d x}$ will be

Easy

A

$ℓ n x + x$
B

1 + $ℓ$ n x
C

$ℓ$ nx
D

1

Solution

$\begin{array}{l} y = x \ln x \\ = X \frac{d}{d x} ℓ n x + \ln x \frac{d}{d x} (x) \\ = x (\frac{1}{x}) + \ln x = 1 + ℓ n x \end{array}$

Get Instant Solutions

When in doubt download our app. Now available Google Play Store- Doubts App

Recieve an sms with download link

Doubts App

OR

SCAN ME

Doubts App

Doubts App