Determine the range of the function f(x)=5x-3 when the domain is {0, 2, 4}. {-3, 7, 17} {0, 10, 20} {3, 13, 23} {0, 2, 4}

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).

How to do this , and can some one explain

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?