Math, asked by timepasser458, 4 months ago

Evaluate (11)²
by using suitable identity.
Please answer fast!

Answers

Answered by saldanhalemuelashnel

1

Answer:

= 121

Step-by-step explanation:

(11)^2

By identity

(a + b) = a^ +2(a)(b) + b^2

=(10 + 1)^2

=(10)^2 + 2(10)(1) + (1)^2

= 100 + 20 + 1

= 121

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