Solve the following equations by using the quadratic formula and answer the subsequent questions

The graph shown is the graph of which function?

At the "no mutants allowed" country farm, every sheep has 4 legs, every chicken has two legs, and all animals have only 1 head. asked to count how many sheep and chicken are in the fields, a farm boy reports back that there are 140 feet and 50 heads. how many sheep and chicken are there? there are sheep and chicken at the farm.

Evaluate each expression. determine if the final simplified form of the expression is positive or negative -42 (-4)2 42