What is the domain, range and function of this, please help x y
1 8
2 7
1 6
2 5

2.5 milligrams is equivalent to how many grams

Plz 20 points polynomials 1: subtract and simplify (–y^2 – 4y – 8) – (–4y^2 – 6y + 3) 2: multiply and simplify 2x^2 y^3 z^2 · 4xy^4 x^2 3: multiply and simplify (x – 4) (x2 – 5x – 6)

What is the length of segment tr?