Question 1 :
State whether true or false :<br>The coefficient of $x$ in $5x$ is $5x$

Question 2 :
<span>State whether true/false:</span><div><span>The </span><span>following expression is a polynomial in one variable:</span><div>$x^{10}+y^3+t^{50}$<br/></div></div>

Question 4 :
If the value of $2x^{3} - 2x^{2} - x - a$ equals to $5$, when $x = 2$, then the value of $'a'$ is _________.

Question 6 :
<div>Classify the following polynomial as polynomial in one variable, two variables etc.</div><div>$x^{2}-2xy+y^{2}+1$</div>

Question 13 :
Classify the following polynomials as monomials, binomials, trinomials. Which polynomials do not fit in any of these three categories?<br/>$x + y, \quad 1000, \quad x + x^2 + x^3 + x^4, \quad 7 + y + 5x, \quad 2y- 3y^2, \quad 2y -3y^2 + 4y^3,$<div>$5x -4y + 3xy, \quad 4z-15z^2, \quad ab + bc + cd + da, \quad pqr, \quad p^2q + pq^2, \quad 2p + 2q$<br/></div>

Question 14 :
The sum of $\displaystyle 3ab, -8ab$ and $5ab$ is equal to

Question 16 :
If we add two binomials $4x^2+5y^2$ and $7x^2+y^2$, what will be the result?

Question 17 :
<span>In the expansion of $\displaystyle \left ( 2x^{2} - 8 \right )\left ( x - 4 \right )^{2}$; find c</span>oefficient of $\displaystyle x^{2}$ .<br/>

Question 21 :
State whether true of false : <br>$ -ba$ and $2ab $ are like terms.

Question 22 :
The number to be added to make $x^2-\frac {1}{2}$ x a perfect square is

Question 23 :
Write the answer in standard form<br/>$\left( -2-3i \right) -\left( -9+9i \right) -\left( 2+5i \right) $

Question 25 :
Identify and write the like terms in each of the following groups.<br>$7p , 8pq , -5pq , -2p , 3p$<br>

Question 26 :
Three cubes of metal whose edges are 6 cm 8 cm and 10 cm respectively are melted and a single cube is formed What is the length (in cm) of the diagonal of the newly formed cube?

Question 29 :
Write whether the following statements are True or False. <br/>Every polynomial is a binomial