Question

evaluate using short-cut method (156)square​

Answer 1

Answer:

Just simple

(156)^2 = 22536

+ 180

-----------------

24336

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Answer 2

Answer:

24336

Step-by-step explanation:

By (a+b)² we get a² + b² +2ab

So

(150 + 6)² = 22500 + 36 + 1800

which is

24336

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