Please help. What is the solution for x in the equation?

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

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

What is the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?