Question

which of the following expression are Polynomials:i) x-1/x​

Answer 1

Answer:

plz write complete question

Answer 2

Answer:

(i)3x2−2x+5 Polynomial is one variable

Here x is the only variable.

(ii)x2+2 Polynomial is one variable

Here x is the only variable.

(iii)p2−3p+q Polynomial with two variables.

Here p&q are variables.

(iv)y+y2 Not a polynomial

∵y is having −ve power in second term.

(v)5x+x5 Not a polynomial

∵x is having fractional power in first term.

(vi)x100+y100 Polynomial with two variables.

Here x&y are variables.