Q. 43.8( 13 Votes )
Write the correct answer from the given four options.
Which of the following will have 4 at the units place?
If a number ends with 2 or 8 its square ends with 4.
For example- 12× 12 = 144
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The square of a proper fraction is:RS Aggarwal - Mathematics
Which of the following cannot be the unit digit of a perfect square number?RS Aggarwal - Mathematics
Using prime factorization method, find which of the following numbers are perfect squares?
189, 225, 2048, 343, 441, 2961, 11025, 3549RD Sharma - Mathematics
Find the least number of three disgits which is perfect square.RD Sharma - Mathematics
Choose the correct answer:
Which of the following numbers are squares of even numbers?
121, 225, 256, 324, 1296, 6561, 5476, 4489, 373758RD Sharma - Mathematics
What least number must be added to 521 to make it a perfect square?RS Aggarwal - Mathematics
What least number must be subtracted from 178 to make it a perfect square?RS Aggarwal - Mathematics
State whether the statements are true (T) or false (F).
The value of p for 512 – 492 = 100p is 2.NCERT - Mathematics Exemplar