4

Set 3: Polynomial Functions (Beginner)

Explanation

Answer: A

PROBLEM

Recent studies show that what is the leading coefficient of 4x to the power of 2 + 3x - 5?

What is the leading coefficient of 4x to the power of 2 + 3x - 5?

A.

4

✓ Correct
B.

5

C.

8

D.

3

Detailed Explanation

[Variation 1] Choice A is the best answer. The leading coefficient is the coefficient of the highest degree term: 4.

Why others are wrong:
B: 5 is incorrect because it does not satisfy the equation.
C: 8 is incorrect because it does not satisfy the equation.
D: 3 is incorrect because it does not satisfy the equation.