Use the inverse matrix method to write the equation of the quadratic y=ax^2 + bx+ c that contains the points of (4,8),(0,12), and (7,-16)

Ineed with number 17 i don’t get it at alll

What is the length of the segment joining the points at (4,5) and (6,-2) round to the nearest tenth if necessary

Guys i need ! graded assignment grade 8 checkpoint 2, part 2 answer the questions below. when you are finished, submit this assignment to your teacher by the due date for full credit. total score: of 9 points (score for question 1: of 4 points) 1. the cost of renting a car for a day is $0.50 per mile plus a $15 flat fee. (a) write an equation to represent this relationship. let x be the number of miles driven and y be the total cost for the day. (b) what does the graph of this equation form on a coordinate plane? explain. (c) what is the slope and the y-intercept of the graph of the relationship? explain.