4. Explain any other pattern used to find the square of a number containing ‘5’ in its
unit’s place by considering one or two examples.
who will give ans I will mark him brainlist ans
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to find square of number containing 5 in its unit place ,just multiply the unit place by itself.
ex. 35=5^2 = 25
therefore the answer will be 5 in unit place
just take the square of last digit and the result will be the unit of the number
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