Aperson is watching a boat from the top of the light house. the boat is approaching the lighthouse directly. when first noticed the angle of depression of the boat is 16 degrees 23 minutes. when the boat stops the angle of depression is 49degrees and 29minutes. the lighthouse is 200 feet tall. how far did the boat travel from when it was first noticed until it stopped

The step function g(x) is defined as shown.what is the range of g(x)? ***answer choices in picture.

Solve the equation by completing the square. x^2+2x=17

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?