Question

Which of the following is a polynomial?
A.(x^6 - 2 )/(x^-4 + 3)
B.x^2 - 1
C.x^4 + x^-4 + 16
D.x^-y + 2

Answer 1

look at this .....it will help
http://www.purplemath.com/modules/polydefs.htm

Answer 2

i think its D . ?

Answer 3

A polynomial can not have a -Power so the powers cannot be x^-3 or x^-8 Etc.

Answer 4

Nope

Answer 5

Try again remember to - exponents

Answer 6

no*

Answer 7

B

Answer 8

Yes