20 POINTS Which situation shows the constant rate of change

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

How can you construct perpendicular lines and prove theorems about perpendicular lines

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 4x^2 - 19x- 5