Polynomial Test Set 1

Question 1:

Which of the following expression is not a monomial?

note: the expression x^2 is (x)(x) = x²

A: - 2x

B: (1/3) x y^2

C: 5 x^2 y

D: - x^2 y^3

E: x + 2y

Question 2:

Which of the following expression is not a polynomial?

A: 3 x + 2

B: 5 x^2 + 6 x + 8

C: 7 x y^3

D: x - 1

E: 1 - 2 x + 3 y

Question 3:

What is the degree of the monomial - 8 x²y³z⁵?

A: 10

B: 5

C: 3

D: 2

E: -8

Question 4:

What is the degree of polynomial 2 x⁸ + 3 y⁹ + 5 x⁵ y⁶?

A: 8

B: 9

C: 11

D: 5

E: 6

Question 5:

For the polynomial  9x⁵ - 6 x³ + 2 x , which of the following statement is true?

I. It is a polynomial because all the exponents are natural numbers.

II. It is a trinomial because it is 3 terms.

III. 9 x⁵ has a coefficient of 9, a base of x, and an exponent (power) of 5.

IV. The degree of the polynomial is 5.

V. The second term has a coefficient of - 6.

A: I is true

B: II is true

C: III is true

D: IV, V are true

E: I, II, III, IV, V are all true