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Polynomials
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Question 1 of 10
1. Question
xy^{2}+ x^{3}y +7 is
Correct
Explanation: An algebraic expression in which variables involved have only non negative integral powers is called a polynomial.
Power of y in term xy^{2} is 2 which is a negative integer.
Power of x in term x^{3}y is 3 which is a negative integer.
Incorrect
Explanation: An algebraic expression in which variables involved have only non negative integral powers is called a polynomial.
Power of y in term xy^{2} is 2 which is a negative integer.
Power of x in term x^{3}y is 3 which is a negative integer.

Question 2 of 10
2. Question
x^{2}y+ y + 5x+3 is
Correct
Explanation: An algebraic expression in which variables involved have only non negative integral powers is called a polynomial.
In expression x^{2}y+ y + 5x+3 all powers of x and y are non negative integers.
Incorrect
Explanation: An algebraic expression in which variables involved have only non negative integral powers is called a polynomial.
In expression x^{2}y+ y + 5x+3 all powers of x and y are non negative integers.

Question 3 of 10
3. Question
3 √y + 6 y^{2} +3 is
Correct
Explanation: An algebraic expression in which variables involved have only non negative integral powers is called a polynomial.
In expression 3 √y + 6 y^{2} +3 all powers of y are not non negative integers. Power √y is ½ which is not an integer.
Incorrect
Explanation: An algebraic expression in which variables involved have only non negative integral powers is called a polynomial.
In expression 3 √y + 6 y^{2} +3 all powers of y are not non negative integers. Power √y is ½ which is not an integer.

Question 4 of 10
4. Question
– 43 is
Correct
Explanation: An algebraic expression in which variables involved have only non negative integral powers is called a polynomial.
43 is a constant polynomial of degree 0.Incorrect
Explanation: An algebraic expression in which variables involved have only non negative integral powers is called a polynomial.
43 is a constant polynomial of degree 0. 
Question 5 of 10
5. Question
4x^{2}y + 7x+ √3 is
Correct
Explanation: An algebraic expression in which variables involved have only non negative integral powers is called a polynomial.
4x^{2}y + 7x+ √3 is a polynomial as variables x and y have only non negative integral powers.
Incorrect
Explanation: An algebraic expression in which variables involved have only non negative integral powers is called a polynomial.
4x^{2}y + 7x+ √3 is a polynomial as variables x and y have only non negative integral powers.

Question 6 of 10
6. Question
0 is
Correct
Explanation: An algebraic expression in which variables involved have only non negative integral powers is called a polynomial.
0 is a zero polynomial.Incorrect
Explanation: An algebraic expression in which variables involved have only non negative integral powers is called a polynomial.
0 is a zero polynomial. 
Question 7 of 10
7. Question
4/5 is
Correct
Explanation: An algebraic expression in which variables involved have only non negative integral powers is called a polynomial.
4/5 is a constant polynomial.Incorrect
Explanation: An algebraic expression in which variables involved have only non negative integral powers is called a polynomial.
4/5 is a constant polynomial. 
Question 8 of 10
8. Question
y + 1/y is
Correct
Explanation: An algebraic expression in which variables involved have only non negative integral powers is called a polynomial.
The term 1/y = y^{1} which has a power of 1 which is a negative integer.
Incorrect
Explanation: An algebraic expression in which variables involved have only non negative integral powers is called a polynomial.
The term 1/y = y^{1} which has a power of 1 which is a negative integer.

Question 9 of 10
9. Question
a^{2}+4/5 a+ √2 is
Correct
Explanation: An algebraic expression in which variables involved have only non negative integral powers is called a polynomial.
Incorrect
Explanation: An algebraic expression in which variables involved have only non negative integral powers is called a polynomial.

Question 10 of 10
10. Question
y^{3} +8 is a
Correct
Explanation: An algebraic expression in which variables involved have only non negative integral powers is called a polynomial.
All powers of the variable y are positive.Incorrect
Explanation: An algebraic expression in which variables involved have only non negative integral powers is called a polynomial.
All powers of the variable y are positive.