Question

without calculating the square root, find the number of digits in the square root of the following numbers 28900​

Answer 1

Answer:

You add the no. to itself then same no. of times as it values

Step-by-step explanation:

28900 = 20000+8900

(20000+8900)square

Use algebraic identity

(a+b)square = a2 + b2 +2ab

Step-by-step explanation:

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