Question

which of the following is not polynomials x,y,z​

Answer 1

Answer:

a) x

2

×

x

1

=x

2

+x

−1

is not a polynomial since the exponent of variable in 2nd term is negative.

(b) 2x

2

−3

x

+1=2x

2

−3x

2

1

+1 is not a polynomial, since the exponent of variable in 2nd terms is a rational number.

(c) x

3

−3x+1 is a polynomial.

(d) 2x

2

3

−5x is also not a polynomial, since the exponents of variable in 1st term is a rational number.

Answer 2

Answer:

which of the following are p a i r s of co. primes