Quiz Discussion

Simplify : $\root 3 \of { - 2197} \,\times$  $\root 3 \of { - 125} \,\,\div$   $\root 3 \of {\frac{{27}}{{512}}}$  = ?

• 1]

  $\frac{{492}}{7}$

• 2]

  $\frac{{520}}{3}$

• 3]

  $\frac{{554}}{7}$

• 4]

  $\frac{{571}}{5}$

The value of $\frac{{{{\left( {x - y} \right)}^3} + {{\left( {y - z} \right)}^3} + {{\left( {z - x} \right)}^3}}}{{{{\left( {{x^2} - {y^2}} \right)}^3} + {{\left( {{y^2} - {z^2}} \right)}^3} + {{\left( {{z^2} - {x^2}} \right)}^3}}}$       is = ?

• 1]

  0

• 2]

  1

• 3]

  ${\left[ {2\left( {x + y + z} \right)} \right]^{ - 1}}$

• 4]

  ${\left[ {\left( {x + y} \right)\left( {y + z} \right)\left( {z + x} \right)} \right]^{ - 1}}$

Solve 14 × 627 ÷ $\sqrt {\left( {1089} \right)}$   = (?)3 + 141

• 1] 5√5
• 2] (125)2
• 3] 25
• 4] 5
• 5] None of these

If a - b = 3 and a2 + b2 = 29, find the value of ab = ?

• 1] 10
• 2] 12
• 3] 15
• 4] 18

853 + ? / 17 = 1000

• 1] 2482
• 2] 2499
• 3] 2516
• 4] 16147
• 5] None of these