Question polynomials in 2 variable

Degree of a polynomial in one variable in a polynomial in one variable the highest power of the variable is called its degree.

Which one of the following algebraic expressions is a polynomial in variable x ?

Which of the following expressions is a polynomial in one variable ?

Classify the following polynomials as polynomials in one variable, two variables etc. (1) x^(2)+x+1 " " (ii) y^(3)-5y (iii) xy+yz+zx " " (iv) x^(2)-2xy+y^(2)+1

Factorize quadratic polynomial variable

3-2x^(2)+4x^(2)y+8y-(5)/(3)xy^(2) is a polynomial in two variables x and y.

The following figure shows the graph of y= p(x) , where p(x) is a polynomial in variable x . The number of zeroes of the polynomial p(x) is

The following figure shows the graph of y= p(x) , where p(x) is a polynomial in variable x.The number of zeroes of the polynomial p(x) is .

Degree of a polynomial in two variable in a polynomial in more than one variable the of sum of the powers of the variable in each term is computed sum os obtained is called the degree of the polynomial.

Classify the following polynomials as polynomials in one-variable,two variables etc.: x^(2)-xy+7y^(2)( ii) x^(2)-2tx+7t^(2)-x+t