Real life example of a polarizer, how it works, and how effective it is.

Let v1, v2, w be three linearly independent vectors in r 3 . that is, they do not all lie on the same plane. for each of the following (infinite) set of vectors, carefully sketch it in r 3 , and determine whether or not it is a vector space (i.e., a subspace of r 3 ). explain your reasoning

When a 5.0kg cart undergoes a 2.2m/s increase in speed, what is the impulse of the cart

How do the kidneys affect homeostasis