What is the magnitude of a (3,-4) vector

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits

You and a friend went to the movies. you spent half your money on tickets. then you spent 1/4 of the money on popcorn, $2 on candy, and $3 on a soda. if you have $1 left, hiw much money did u take to the movies?

You are riding your bike and notice the square sign above. you mentally draw a straight line from point a to c. describe the angle relationship between dca and bca