Question Text
Question 1 :
What is the 25th digit to the right of the decimal pointin the decimal form of $\displaystyle\frac { 6 }{ 11 }$?
Question 4 :
Find the square root of the polynomial using factorisation method: $y^8+\dfrac{1}{y^8}-2$.<br/>
Question 5 :
If $a$ and $b$ are rational numbers and $\displaystyle \frac{2 + \sqrt{3}}{2 - \sqrt{3}} = a + b \sqrt{3}$, then $b =$ _________.
Question 6 :
Find whether it is a terminating or a non-terminating decimal.$1.2 \div 0.16$.
Question 7 :
As the decimal of $\dfrac {1}{3}$ repeats$,$ $\dfrac {1}{3}$ is a $.........$ decimal.
Question 13 :
The pair of irrational numbers whose product is rational are $\displaystyle 2\sqrt{3}-3\sqrt{2}$ and $\displaystyle 2\sqrt{3}+4\sqrt{2}$ <br/><br/>
Question 15 :
The value of $\displaystyle\frac { 1 }{ \sqrt [ 3 ]{ 0.027 } } +\left( \sqrt [ 3 ]{ 125 } \right) ^{ 2 }+\sqrt { \displaystyle\frac { 1 }{ \sqrt [ 3 ]{ (-21+85) } } } $ equals<br>