With 1c, 2, and 3. i would appreciate if you explained what you did step by step : )

Find the vertex of the function given below y=x^2-6x+1

Graph red beads cost $1 an ounce and gold beads cost $3 an ounce. juanita wants to purchase a 12-ounce mixture of red and gold beads that she can sell for $2 an ounce. the solution of the system shows the number of beads needed for juanita to break even. x + y = 12, x + 3y = 24 how many ounces of red beads will juanita buy to break even? how many ounces of gold beads will she buy?

Write a story that matches with the expression 42x-5 pls hurry