Which is a quadratic function?
Of(x) = 2x + x + 3
Of(x) = 0.x2 - 4x +7
f(x) = 5x2 - 4x + 5
O f(x) = 3r + 2x + 2

Barbara's piano instructors house is 7 1/8 miles from her house. after biking for 1 3/4 miles she stops to rest how much longer does she need to bike to reach her instructor's house

At a lunchron, guests are offered a selection of five different grilled vegetables and four different meats. in how many waya could one choose three vegetables and two meats?

Question 101 points)which equation in slope-intercept form represents the line that passes through (5, 1) and(-4,7)