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The square of which of the following num...

The square of which of the following numbers would be an odd numbers : (I)731            (ii)   3456            (iii)  5559         (iv)  42008

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RD SHARMA ENGLISH-SQUARES AND SQUARE ROOTS-All Questions
  1. The following numbers are not perfect squares. Give reason. (I)1547...

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  2. Show that the following numbers are not perfect squares: (I)9327    ...

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  3. The square of which of the following numbers would be an odd numbers...

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  4. What will be the units digit of the squares of the following numbers...

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  5. Observe the following pattern 1+3=2^2 1+3+5=3^2 1+3+5+7=4^2 and wr...

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  6. Observe the following pattern 2^2-1^2=2+1 3^2-2^2=3+2 4^2-3^2=4+3 ...

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  7. Which of the following triplets are Pythagorean? (I)(8,\ 15 , 17) ...

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  8. Observe the following pattern (1xx2)+(2xx3)=(2xx3xx4)/3, (1xx2)+(2xx3...

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  9. Observe the following pattern 1=1/2{1xx(1+1)}, 1+2=1/2{2xx(2+1)}, 1...

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  10. Observe the following pattern 1^2=1/6[1xx(1+1)xx(2xx1+1)], 1^2+2^2=1...

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  11. Which of the following square numbers are squares of even numbers ? ...

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  12. By just examining the units digits, can you tell which of the follow...

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  13. Write five numbers for which you cannot decide whether they are squa...

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  14. Write five numbers which you connot decide whether they are square j...

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  15. Find the square root of the following number by prime factorization....

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  16. Find the squares of the following numbers using column method. (I)25...

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  17. Find the squares of the following numbers using column method: (I)99...

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  18. Find the squares of the following numbers by visual method. (I)54   ...

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  19. Find the square of the following numbers by visual method: (I)205   ...

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  20. Find the squares of the following using diagonal method: (I)89     ...

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