match each item in column a to an answer in column b.
which relations are functions and which are not functions?

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

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Bring the fraction a/a-4 to a denominator of 16-a^2