7. What is the slope of the line through the points (2/3, 4/7) and (2/3 , 11/7)

(40 points) i need some . an answer definition is appreciated as well.

What is the equation of the following graph in vertex form? parabolic function going down from the left through the point zero comma twelve and through the point two comma zero and turning at the point four comma negative four and going up through the point six comma zero and continuing towards infinity courtesy of texas instruments a: y = (x − 4)2 − 4 b: y = (x + 4)2 − 4 c: y = (x + 2)2 + 6 d: y = (x + 2)2 + 12

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