Discover Questions

How do you find the directrix and the equation given Vertex (4, 2) and Focus (4,1)?
Edit? What is the y-intercept of f(x)=e^x+7?
A.) 7 B.) 8
C.) e+7? Why are minerals in water bad, tested with a ppm...? Find a. the number of lines of symmetry of the diagram, b. the order of rotational symmetry of the diagram.? What is the charge for a plumber to wor 5.5 hours at $42 per hour, with a cost of $37.95 for materials. Show the work?☺️?