Which statement best illustrates using the vertical line test to determine if the graph below is a function of x?

Name the most appropriate metric unit for each measurement like the mass of cow

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?