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In the following equations, find whether...

In the following equations, find whether variables x, y, z etc. represent rational or irrational numbers
`y^(2)=16`

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The correct Answer is:
Rational
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NCERT GUJARATI-REAL NUMBERS-EXERCISE - 1.4
  1. Classify the following numbers as rational or irrational. (2+sqrt2)(...

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  2. In the following equations, find whether variables x, y, z etc. repres...

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  3. In the following equations, find whether variables x, y, z etc. repres...

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  4. In the following equations, find whether variables x, y, z etc. repres...

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  5. In the following equations, find whether variables x, y, z etc. repres...

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  6. In the following equations, find whether variables x, y, z etc. repres...

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  7. In the following equations, find whether variables x, y, z etc. repres...

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  8. Every surd is an irrational, but every irrational need not be a surd. ...

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  9. Rationalise the denominators of the following: (1)/(3+sqrt2)

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  10. Rationalise the denominators of the following: (1)/(sqrt7-sqrt6)

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  11. Rationalise the denominators of the following: (1)/(sqrt7)

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  12. Rationalise the denominators of the following: (sqrt6)/(sqrt3-sqrt2)

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  13. Simplify each of the following by rationalising the denominator: (6-...

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  14. Simplify each of the following by rationalising the denominator: (sq...

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  15. Simplify each of the following by rationalising the denominator: (1)...

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  16. Simplify each of the following by rationalising the denominator: (3s...

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  17. Find the value of (sqrt(10)-sqrt5)/(2sqrt2) upto three decimal places....

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  18. Find: 64^((1)/(6))

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  19. Find: 32^((1)/(5))

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  20. Find: 625^((1)/(4))

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