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Without adding, find the sum: 1 + 3 + 5 ...

Without adding, find the sum: 1 + 3 + 5 + 7 + 9

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If A = [(7,8),(1,9)] and B = [(7,12),(5,1)] , find the matrix C such that 3 A + 5 B + 2 C is a null matrix.

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PSEB-SQUARES AND SQUARE ROOTS -EXAMPLE
  1. Without adding, find the sum: 1 + 3 + 5 + 7 + 9

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  2. Find the square of the following numbers without actual multiplication...

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  3. Find the square of the following numbers without actual multiplication...

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  4. Write a Pythagorean triplet whose smallest member is 8.

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  5. Find a Pythagorean triplet in which one member is 12.

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  6. Find the square root of 6400.

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  7. Is 90 a perfect square?

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  8. Is 2352 a perfect square? If not, find the smallest multiple of 2352 w...

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  9. Find the smallest number by which 9408 must be divided so that thequot...

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  10. Find the smallest square number which is divisible by each of the numb...

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  11. Find the square root of each of the following numbers by Division meth...

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  12. Find the square root of each of the following numbers by Division meth...

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  13. Find the square root of each of the following numbers by Division meth...

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  14. Find the square root of each of the following numbers by Division meth...

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  15. Find the square root of each of the following numbers by Division meth...

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  16. Find the square root of each of the following numbers by Division meth...

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  17. Find the square root of each of the following numbers by Division meth...

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  18. Find the square root of each of the following numbers by Division meth...

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  19. Find the square root of each of the following numbers by Division meth...

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  20. Find the square root of each of the following numbers by Division meth...

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  21. Find the square root of each of the following numbers by Division meth...

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