Question

Which of the following expression are polynomial
1) 4x²-3x+7
2)y²+√2
3)3√t+t√2
4) X + 1/X

Options are
A) 1&4
B)2&3
C)3&4
D)1,2&3

Please help

Answer 1

Step-by-step explanation:

A) 1,4 is correct........................

Answer 2

Ans.

A)Because it has 3 characters