Question

Pls answer the question below!

Answer 1

• Yes any real number including 0 can go through the boxes.
• This is why because se there is a Coefficient namely 5x^4 in the expression.
• So it will be added or multiplied with rest.
• Then the expression will be surely a polynomial.
• Another reason is there
• On right box its 4x^?
• So it can never be 0 so no harm to 5x^4.