9

Set 3: Polynomial Functions (Beginner)

Explanation

Answer: C

PROBLEM

What is the degree of the polynomial: 2x to the power of 5 + 3x to the power of 4 + 1x to the power of 3 + 2x to the power of 2 + 2?

What is the degree of the polynomial: 2x to the power of 5 + 3x to the power of 4 + 1x to the power of 3 + 2x to the power of 2 + 2?

A.

10

B.

4

C.

5

✓ Correct
D.

6

Detailed Explanation

Choice C is the best answer. The highest power of x is 5, so the degree is 5.

Why others are wrong:
A: 10 is incorrect because it does not satisfy the equation.
B: 4 is incorrect because it does not satisfy the equation.
D: 6 is incorrect because it does not satisfy the equation.