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If x=3+sqrt8, find the value of x^2+1/x^...

If `x=3+sqrt8`, find the value of `x^2+1/x^2`.

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MODERN PUBLICATION-NUMBER SYSTEMS-EXERCISE
  1. If x=3+sqrt8, find the value of x^2+1/x^2.

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  2. Represent each of the following rational numbers on the number line 3

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  3. Represent each of the following rational numbers on the number line 5

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  4. Represent each of the following rational numbers on the number line -3

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  5. Represent each of the following rational numbers on the number line -7

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  6. Find a rational number between -2 and 6.

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  7. Find a rational number between 1/4 and 1/3

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  8. Find a rational number between 1/4 and 1/3

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  9. Find a rational number between -3/4 and -2/5

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  10. Find a rational number between 0.75 and 1.2

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  11. Find three rational numbers between -2 and 5

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  12. Find three rational numbers between 1/5 and 1/4

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  13. Represent each of the following rational numbers on the number line 3/...

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  14. Represent each of the following rational numbers on the number line 7/...

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  15. Represent each of the following rational numbers on the number line 1....

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  16. Represent each of the following rational numbers on the number line 25...

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  17. Find five rational numbers between 2/5 and 3/4

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  18. Find six rational numbers between 3 and 4.

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  19. Insert 16 rational numbers between 2.1 and 2.2

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  20. Without actual division, find which of the following rationals are ter...

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  21. Without actual division, find which of the following rationals are ter...

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