What does slope of (v-t) graph represent?

The two lines marked A and B in Fig.2.96 show a plot of de-Broglie wavelength (lambda) as a function of 1//sqrtV (V is the acceleratijng potential)j for two nuclei _1H^2 and _1H^3 . What does the slope of the lines represent? .

What does the slope of position-time graph represents?

Sketch the graph of y = | x+1 | . Evaluate int_-4^2|x+1|dx . What does the value of the integral represent on the graph ?

Sketch the graph of y = | x+3 | . Evaluate int_-6^0|x+3|dx . What does the value of the integral represent on the graph ?

What does the tangent at a point to the velocity-time graph represent?

What does the tangent at a point to the displacement-time graph represent?

Sketch the graph y = |x + 1|. Evaluate int_-4^2 | x + 1|dx. What does the value of this integral represent on the graph ?