I am in desperate need of help with my algebra homework please please help me as soon as possible very quickly please respond
1.) Which function should be used to when evaluating the function at x = 3?
2.) A computer training institute has 625 students paying $400 as the course fee. Their research shows that for every $20 reduction in their fee, they will attract another 50 students. Which table represents this situation?
please please explain and solve please