A gun is fired 3,681 m away from a mountain. The sound of the shot travels 340m/s. How long will it take for the person who fired the gun to hear the echo? Round to
the nearest whole number.

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

Blank liquids and gases exert a buoyant force on objects placed in them

Ihave a density of 1.61g/cm^3 and a mass of 28g. find the missing value