Given below is an equation of a parabola. What are the coordinates of the vertex? y = (x + 2)^2

a (–2, 0)
b (2, –2)
c (–2, 2)
d (2, 0)

Create and solve a linear equation that represents the model, where squares and triangles are shown evenly balanced on a balance beam. assume the weight of a square is 1 unit and the weight of a triangle is unknown.

How do you use the elimination method for this question? explain, because i really want to understand!

Which of the following is true for the relation f(x)=2x^2+1