Question

classify this polynomial.
-6b⁴ + 7b
linear \tcubic \tquadratic \tnone of these

Explanation:

Polynomials are classified by their highest degree. The given polynomial $-6b^4 + 7b$ has a highest exponent (degree) of 4. Linear polynomials have degree 1, cubic have degree 3, quadratic have degree 2, so this does not match any of the first three options.

Answer:

none of these