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Write the inequality obtained in each of the following cases : On dividing each side of `14lt21` by -7,

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To solve the problem, we need to write the inequality obtained by dividing each side of the inequality \( 14 < 21 \) by \(-7\). ### Step-by-Step Solution: 1. **Start with the given inequality:** \[ 14 < 21 \] 2. **Divide both sides of the inequality by \(-7\):** \[ \frac{14}{-7} \quad \text{and} \quad \frac{21}{-7} \] 3. **Calculate the left side:** \[ \frac{14}{-7} = -2 \] 4. **Calculate the right side:** \[ \frac{21}{-7} = -3 \] 5. **Change the inequality sign:** Since we are dividing by a negative number, the inequality sign will reverse. Thus, we have: \[ -2 > -3 \] ### Final Inequality: The inequality obtained after dividing both sides of \( 14 < 21 \) by \(-7\) is: \[ -2 > -3 \]
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ICSE-INEQUALITIES-EXERCISE 15
  1. Write the inequality obtained in each of the following cases : On divi...

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  2. If x in{-2,-1,0,1,2,3,4,5}, find the solution set of each of the follo...

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  3. If x in{-2,-1,0,1,2,3,4,5}, find the solution set of each of the follo...

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  4. If x in{-2,-1,0,1,2,3,4,5}, find the solution set of each of the follo...

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  5. If x in{-2,-1,0,1,2,3,4,5}, find the solution set of each of the follo...

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  6. If x in{-2,-1,0,1,2,3,4,5}, find the solution set of each of the follo...

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  7. If x in{-2,-1,0,1,2,3,4,5}, find the solution set of each of the follo...

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  8. If x in{-2,-1,0,1,2,3,4,5}, find the solution set of each of the follo...

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  9. If x in{-2,-1,0,1,2,3,4,5}, find the solution set of each of the follo...

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  10. If x in{-2,-1,0,1,2,3,4,5}, find the solution set of each of the follo...

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  11. If x inN, find the solution set of each of the following inequations :...

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  12. If x inN, find the solution set of each of the following inequations :...

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  13. If x inN, find the solution set of each of the following inequations :...

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  14. If x inN, find the solution set of each of the following inequations :...

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  15. If x inN, find the solution set of each of the following inequations :...

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  16. If x inN, find the solution set of each of the following inequations :...

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  17. If xinZ^(+), find the solution set of each of the following inequatio...

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  18. If xinZ^(+), find the solution set of each of the following inequatio...

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  19. If xinZ^(+), find the solution set of each of the following inequatio...

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  20. If xinZ^(+), find the solution set of each of the following inequatio...

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  21. If xinZ^(+), find the solution set of each of the following inequatio...

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