Mechanical Vs Smart Appraoch
Algebra
Level
2
Let \(\displaystyle S={ \left( x-1 \right) }^{ 4 }+{ 4\left( x-1 \right) }^{ 3 }{ +6\left( x-1 \right) }^{ 2 }+4\left( x-1 \right) +1\). Then S equals:
by
Soumo Mukherjee