I PARTE. Suma y resta de Vectores conociendo sus expresiones analíticas. 1. Sean los vectores siguientes:

A = −5i − 3j + k
B = −3i − j − 2k

Hallar:
a. A + B;
b. A – B;
c. Un vector unitario en la dirección de A + B;
d. La dirección de A – B.

In all trials, the magnitude of the final velocity for g1 + g2 was less than the magnitude of any initial velocity. as mass increased, what happened to the velocity? the velocity decreased. the velocity increased. the velocity of g1 + g2 could not be measured. the velocity was not affected by the mass increase.

Ryan is examining the energy of the particles in a bar of gold. what is ryan most likely studying?

Ascientist wants to test ways to reduce pollution in lake . what is the bestway of doing this