Posted by **jas20** on Tuesday, February 27, 2007 at 7:47pm.

can someone correct these also for me..

Which of the following is not a polynomial?

a) 24

b) 4x^3+5x-1

c)2x-(1)/(x)

d)3xy^2+xy

MY answer is: A

Simplify. write your answer with only positive exponents

(y^5)/(y^10)

Possible answers:

a)y^2

b)(1)/(y^2)

c)(1)/(y^5)

d) y^5

My answer: c

all correct.

excellent....thank you bobpursley