Given a table of values of a quadratic function, determine the vertex. Be sure to write all ordered pairs as (x, y) with no spaces.
x= -4, -3, -2, -1, 0, 1, 2, 3, 4
y= 0, -2.5, -4, -4.5, -4, -2.5, 0, 3.5, 8

Sara needs to take a taxi to get to the movies the taxi charges $4.00 for the first mile and then $2.75 for each mile after that if the total charge is $20.50 then how far was sara’s taxi ride to the movie

What is the perimeter of trapezoid jklm? + units 2 + + units 9 + units 9 + + units

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .