What is the derivative of sqrt(7-x) ?

The derivative of sqrt(7-x) is -1/(2sqrt(7-x))

What is the first derivative of sqrt(7-x) ?

The first derivative of sqrt(7-x) is -1/(2sqrt(7-x))

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derivative of

7 - x

- \frac{1}{2 7 - x}

Solution steps

\frac{d}{d x} (7 - x)

Apply the chain rule:

\frac{1}{2 7 - x} \frac{d}{d x} (7 - x)

= \frac{1}{2 7 - x} \frac{d}{d x} (7 - x)

\frac{d}{d x} (7 - x) = - 1

= \frac{1}{2 7 - x} (- 1)

Simplify

= - \frac{1}{2 7 - x}

What is the derivative of sqrt(7-x) ?
The derivative of sqrt(7-x) is -1/(2sqrt(7-x))
What is the first derivative of sqrt(7-x) ?
The first derivative of sqrt(7-x) is -1/(2sqrt(7-x))