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LS-0(4) Sims
20) Find the value of (52)²
by using column method.
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Given number =52
By using column method we have.
∴a=5 and b=2
a2 (2×a×b) b2 25 204 +2 +0=27 =20⇒522=2704
Steps involved in solving column method:
Step 1: Make three columns headed by a2,2×a×b and b2 respectively. Write the values of a2,2×a×b and b2 in columns respectively.
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