Question 1 :
Mark tick against the correct answer in each of the following:<br>$(-1/2)^{-6}=$?
Question 2 :
$\left\{ \left( \dfrac { 1 }{ 3 } \right) ^{ -3 }-\quad \left( \dfrac { 1 }{ 2 } \right) ^{ -3 } \right\} \div \quad \left( \dfrac { 1 }{ 4 } \right) ^{ -3 }=?$
Question 4 :
Choose the correct answer from the given four options:<br>The value of $(6^{-1}-8^{-1})^{-1}$ is<br><br>
Question 5 :
A country in the world has a population of $17.5 \times {10}^{19}$ in $1930$ and there is an increament of $3.2 \times {10}^{19}$ in population after ninety years. What is population of that country in $2020$?
Question 6 :
Choose the correct answer from the given four options:<br>$\bigg(-\dfrac{3}{2}\bigg)^{-1}$ is equal<br><br>
Question 11 :
For a fixed base(10) if the exponent decreases by $1$, the number becomes
Question 14 :
Mark tick against the correct answer in each of the following:<br>$(1/2)^{-2} +(1/3)^{-2} + (1/4)^{-2}=$?
Question 15 :
Mark tick against the correct answer in each of the following:<br>$\left\{6^{-1} +(3/2)^{-1}\right\}^{-1}$
Question 17 :
Find the value of $\displaystyle \left( { 7a }^{ 6 }-8{ a }^{ 5 }+9{ a }^{ 4 } \right) \div { a }^{ 3 }$
Question 21 :
Divide $\displaystyle 4{ x }^{ 2 }{ y }^{ 2 }\left( 6x-24 \right) \div 4xy\left( x-4 \right) $
Question 22 :
Divide $\displaystyle x\left( x+1 \right) \left( x+2 \right) \left( x+3 \right)$ by $\left( x+3 \right) \left( x+2 \right) $
Question 29 :
<span>What is the possible expression for the dimension of the cuboid whose volume is given below?</span><div>$Volume: 3x^2-12x$<br/></div>
Question 32 :
The value of $(\displaystyle 9{ x }^{ 2 }+18x+27) \div 9$ is equal to
Question 33 :
Simplify: $\displaystyle \frac { 20xyz\left( 4x+5y+6z \right)  }{ xz\left( 40x+50y+60z \right)}$
Question 34 :
$\left( 14{ x }^{ 2 }yz-28{ x }^{ 2 }{ y }^{ 2 }{ z }^{ 3 }+32{ y }^{ 2 }{ z }^{ 2 } \right) \div \left( -4xy \right) $ is equal to
Question 35 :
Divide $\displaystyle ( 36{ x }^{ 2 }-4 )$ by $\left( 6x-2 \right) $
Question 42 :
Identify and write the like terms in each of the following groups.<br>$7p , 8pq , -5pq , -2p , 3p$<br>
Question 43 :
Identify and write the like terms in each of the following groups.
Question 44 :
Use the identity $ (a+b)(a-b) = a^2-b^2$ to evaluate:<br/>$8.3\times 7.7 $.<br/>
Question 45 :
Use the identity $ (a+b)(a-b) = a^2-b^2$ to evaluate:<br/>$9.8\times 10.2 $.<br/>