7
Answer: CSet 5: Polynomial Functions (Beginner)
Explanation
PROBLEM
How many terms are in the polynomial: 3x to the power of 4 + 1x to the power of 3 + 1x to the power of 2 + 3x to the power of 1 + 1?
How many terms are in the polynomial: 3x to the power of 4 + 1x to the power of 3 + 1x to the power of 2 + 3x to the power of 1 + 1?
A.
10
B.
4
C.✓ Correct
5
D.
7
Detailed Explanation
Choice C is the best answer. Count the terms separated by + or -: 5 terms.
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: 7 is incorrect because it does not satisfy the equation.