Question

using identity, evaluate the following 52
$52 {}^{?2}$
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Answer 1

Answer:

Using the identity (a + b)² = a² + b² + 2ab

We get, (52)² = (50 + 2)²

= (50)² + (2)² + 2 (50)(2)

=2500+4+200

=2704 Ans