What is the vertex of the graph of the function f(x) = x^2 + 8x − 2 ?

(−4, 18)
(0, -2)
(-8, -2)
(−4, −18)

Ascatterplot is produced to compare the size of a school building to the number of students at that school who play an instrument. there are 12 data points, each representing a different school. the points are widely dispersed on the scatterplot without a pattern of grouping. which statement could be true

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

Solve each quadratic equation by factoring and using the zero product property. [tex]x^2+6x+8=0[/tex]