Question Text
Question 2 :
Find the value of polynomial $q(y) = 2y^{3} - 4y + \sqrt {11}$ at $y = 1. (\sqrt{11} = 3.32)$
Question 3 :
State True or False:<br/>On subtracting $ -2x^2y+3xy^2$ from $8x^2y $, the answer is $10x^2y-3xy^2$.<br/>
Question 4 :
State whether true or false :<br>$ x^3 - 5xy + 6x + 7 $ is a polynomial
Question 6 :
Identify the terms & coefficients for each of the following expressions.$0.3a -0.6ab + 0.5b$<br/>
Question 8 :
Is it necessary for an algebraic expression to contain any mathematical operator?
Question 9 :
Solve: $\dfrac { 2 }{ 3 } \left( n+6 \right) -\dfrac { 1 }{ 5 } \left( n-4 \right) =\dfrac { 3 }{ 7 } \left( n+12 \right) $
Question 10 :
What must be added to $5x^{3}-2x^{2}+6x+7$ to make the sum $x^{3}+3x^{2}-x+1$?
Question 11 :
State whether true of false :<br>$ -ba$ and $2ab $ are like terms.
Question 12 :
Write whether the following statement is True or False. Justify your answer.<br>A binomial can have atmost two terms
Question 13 :
State the following statement is true or false.<br>If x=3 and $y=\dfrac{1}{3}$ then the value of $xy(x^2+y^2)$ $9\dfrac{1}{9}$.
Question 14 :
If $\displaystyle \frac{1}{x+1}+\frac{2}{y+z}+ \frac{2006}{2006}=1$, find the value of $\displaystyle \frac{x^2}{x^2+x}+\frac{y^2}{y^2+y} + \frac{z^2}{z^2+2006z}$
