Answer:

yes it is quadratic

Answer:

The symbol between ] and 3 is missing.

Step-by-step explanation:

Is [x+4] 3 = 0 a The symbol between ] and 3 is missing.

If the symbol is * then [x+4]*3 = 0, is a simple equation. Here x will have a single value.

If the symbol is ^ then [x+4]^3 = 0, is a cubic equation or a polynomial of the third degree. Here x will have three values.