1.Which expressions are polynomials? Select each correct answer. Pick more then one.

7x^7−x−5

35x²

4x+√x−1

x/5+2


Which expressions are polynomials?

Select each correct answer. Pick more then one

a. x^2−x√+2

b. y

c. 2 + s

d. 4x³ + y


Which description is correct for the polynomial −5x^3−4x+1?

a.cubic binomial

b.quadratic trinomial

c.cubic trinomial

d.cubic monomial



What is the degree of the polynomial −2x^2y^4−1/2z ?

a.1

b.2

c.4

d.6