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According to which properties the follow...

According to which properties the following results are true:
`(-4) xx 5 = 5 xx (-4)`

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ASHOK PUBLICATION ASSAM-Rational Numbers-EXAMPLE
  1. Write the rational number for each point labelled with a letter.

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  2. Write the rational number for each point labelled with a letter.

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  3. According to which properties the following results are true: (-4) x...

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  4. According to which properties the following results are true: 3(4 + ...

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  5. According to which properties the following results are true: (5 + 4...

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  6. According to which properties the following results are true: (-8) x...

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  7. According to which properties the following results are true: 1 xx (...

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  8. Is the set of integers closed under the operation of substraction? Giv...

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  9. Is the set of integers closed under the operation of substraction? Giv...

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  10. Is the set of integers closed under the operation of Multiplication? ...

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  11. Is the set of integers closed under the operation of Division? Give ex...

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  12. Simplify : 8 xx (-4) xx (-2)

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  13. Simplify : (8 + 4) div (-2)

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  14. Simplify : (frac(-3xx -4) 3 -5)(-60)

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  15. Simplify : frac(-1 xx 4 xx -6)(-24)

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  16. Simplify : (-3)^2 xx (-2)^3

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  17. Simplify : frac((-4)^2 xx (-3))(2 × (-6-2))

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  18. Simplify : frac(8 xx (-4) xx (-2)^2)((-16) xx (-8))

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  19. Show that: '0' is a rational number.

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  20. Show that: Every natural number is a rational number.

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