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NCERT Exemplar Solutions Class 8 Mathematics Solutions for Squares and Square Roots & Cubes and Cube Roots - Exercise in Chapter 3 - Squares and Square Roots & Cubes and Cube Roots
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A number having 7 at its ones place will have 3 at the units place of its square.
Answer:
False.
As we know, any number whose unit's digit is 7 will have 9 ( 72 =49) at unit's place if it is squared.
Let us take the number having 7 at its ones place i.e. 47 and Its square 47^2 = 2209
Video transcript
hello students welcome to leader q a video session i am sef your math tutor and question for today is a number having seven at its one's place will have three at its units place of its square so basically this particular statement is false let us say the reason behind it so let us take the number having seven at its ones place so assume only seven so make the square of it 47 square will be equal to 2 0 9 hence we can say here that the number having seven at this one's place will have will not have three at its units place so not will it will not have this three unit place if you square that number so that is the given statement is false the given statement is false if you have any queries you can drop it in comment section and subscribe to nedo for more q a thank you for watching
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