Find the roots and the vertex of the quadratic on a calculator. Round all values to 3 decimal places (if necessary).
y=x^2+8x-80

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)

Graph the line y=4/3 x+1 . use the line tool and select two points on the line.

Which is an accurate comparison of the two data sets? the commute to work is typically shorter and more consistent than the commute home. the commute to work is typically shorter but less consistent than the commute home. the commute to work is typically longer and less consistent than the commute home. the commute to work is typically longer but more consistent than the commute home.