On symbol for ray f l. , how many points are there whose distance from l is 6cm? hint: think about all the possibilities for the location of l. (2 points)

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?

Me n o w. i need t h i s. 10 points

What is the distance from zero if a quadratic function has a line of symmetry at x=-3 and a zero at 4