Find the specified vector or scalar.

u = -4i + 1j and v = 4i + 1j; find .u+v
a. sqrt34

b. 8
c. 5
d. 2

Im gonna fail 7th grade selective breeding 1. creates offspring which are genetically identical to the parent 2. is the process of breeding only organisms with desirable traits 3. involves the removal of the nucleus of a cell 4. combines traits from organisms of different species

Petes dog weighed 30 pounds it then lost 16% of it's weight how much did pete lose

At noon a tank contained 10cm water. after several hours it contained 7cm of water. what is the percent decrease of water in the tank?