The graph of a function is given. Determine whether the function is increasing, decreasing, or constant on the given interval. (0,2)

Me solve this equation 2/3 + 4 equals -2

Which matrix can be multiplied to the left of a vector matrix to get a new vector matrix ?

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?