I don’t know if I get it right
Can you help me

What is the approximate total length of iron edging needed to create the square frame and the two diagonals?

Which of the following represents the zeros of f(x) = 6x3 − 31x2 + 4x + 5? −5, one third , one half 5, − one third , one half 5, one third , − one half 5, one third , one half

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