Question Text
Question 2 :
How many variables are there in the algebraic expression $ax^2+bxy+cy^2$  where $a, b, c$ are constants ?
Question 3 :
Which one is the constant term of $4x^{3} - 3x^{2} + 2x - 5$.
Question 4 :
Which of the following terms contain maximum number of variables ?
Question 6 :
State True or False, if he following expression is polynomial in one variable $y^2+\sqrt 2$<br/>
Question 7 :
Classify the following polynomial as a polynomial in one variable, two variables, etc.$xy + yz + zx$<br/>
Question 13 :
Classify the following polynomial as polynomial in one variable, two variables etc.$x^{2}+x+1$<br/>
Question 15 :
A real variable is a variable whose values are real numbers.<br/>
Question 19 :
Some situations are given below. State true or false:<br/>Height of growing plant is constant.
Question 20 :
If the point (2, -3) lies on$\displaystyle kx^{2}-3y^{2}+2x+y-2=0$ then k is equal to