Find the vertex of the function glven below?
y = x^2-4x+1

Jordan has $5.37, which he is using to buy ingredients to make salsa. he is buying one red pepper for $1.29 and three pounds of tomatoes. if jordan has exactly the right amount of money he needs, what is the price per pound of the tomatoes? choose the correct equation to represent this real-world problem. solve the equation and verify the reasonableness of your answer. a pound of tomatoes costs .

Math question.. plz me .. best answer all

Susie wants to take her friend out for lunch.she wants to spend $9.75 each person. how much will she spend in all.