Westonci.ca is your go-to source for answers, with a community ready to provide accurate and timely information. Discover in-depth solutions to your questions from a wide range of experts on our user-friendly Q&A platform. Our platform offers a seamless experience for finding reliable answers from a network of knowledgeable professionals.

Which of the following is a polynomial
a) √2x -1 b) x-1/x+1 c)x^20 +3 x^3/2 d) x^7/2 -2/x^2

PLS HELP!!!