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Finding the Value of an Expression

why the negat...

Question

why the negative sign in the equation F=-dU/dx

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Similar questions

f

=

- k x

, the negative sign in the equation indicates

Q. The negative sign in the equation for

f_{r}

Why energy of electron have negative sign?

u = f (cot x)

v = g (cosec x)

f^{'} (1) = \sqrt{2}

g^{'} (\sqrt{2}) = 2

{(\frac{d u}{d v})}_{x = \frac{π}{4}} = 1

u = f (x), v = g (x)

then derivative of

f

g

\frac{d u}{d v} = \frac{d u / d x}{d v / d x}

Why doesn't mirror formula has a negative sign similar to lens formula ?

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