Polynomial Operations and Properties

What is a key characteristic of terms in a polynomial expression?

• Each term must have a variable raised to a negative exponent.

• Each term must have a variable raised to a positive whole number exponent.

• Each term must be multiplied by a constant of 1.

• Each term must be listed in ascending order of exponents.

What is the result of combining 2x³ + 5x³?

• 10x⁶

• 3x³

• 7x³

• 7x⁶

What is the primary rule for adding or subtracting polynomials?

• Multiply all coefficients together.

• Combine terms that have the same variable and exponent.

• Change the sign of every term in the second polynomial.

• Rearrange terms in ascending order.