7.- Una metralleta dispara una bala de 10 gr, al salir del cañón, alcanza una velocidad de 400
m/s, cuya longitud es 50 cm. a) Calcular la aceleración; b) Encontrar la fuerza.

我對你有沒有幫助

Step-by-step explanation:

right

step-by-step explanation:

"image"

step-by-step explanation:

in most of these problems, the notation is that the point with a "prime" is the image of the point without. that is, b' is the image of b.

here, there is no dilation or reflection. there is simply translation (with no direction shown). which figure you call the "preimage" and which one you call the "image" is up to you. as a matter of convention, the naming is as described above.