What is 53 thousandths in decimal form?

Use set builder notation to represent the following set: { -3, -2, -1, 0}

Astick 2 m long is placed vertically at point b. the top of the stick is in line with the top of a tree as seen from point a, which is 3 m from the stick and 30 m from the tree. how tall is the tree?

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12