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JSS3: MATHEMATICS - 2ND TERM

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  1. Trigonometry I | Week 1
    3 Topics
    |
    1 Quiz
  2. Trigonometry II | Week 2
    4 Topics
    |
    1 Quiz
  3. Trigonometry III | Week 3
    5 Topics
    |
    2 Quizzes
  4. Similarity I | Week 4
    3 Topics
    |
    1 Quiz
  5. Similarity II | Week 5
    3 Topics
    |
    1 Quiz
  6. Similarity III | Week 6
    2 Topics
    |
    1 Quiz
  7. Similarity IV | Week 7
    2 Topics
    |
    1 Quiz
  8. Variation I | Week 8
    3 Topics
    |
    1 Quiz
  9. Variation II | Week 9
    2 Topics
    |
    1 Quiz
  10. Calculations Involving Standard Form | Week 10
    4 Topics
    |
    1 Quiz
  11. Compound Interest | Week 11
    4 Topics
    |
    1 Quiz
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Topic Content:

  • Inverse Variation

For inverse variation, an increase in one quantity results in a decrease in the other and vice versa. 

For example: if one quantity is doubled, the other is halved. Thus if y varies inversely to x then we can write. 

\(\scriptsize y \propto \normalsize \frac{1}{x} \)

y = \( \frac{k}{x} \)

where k = constant

or y = \( \scriptsize k \: \times \: \normalsize \frac{1}{x} \)

Example   8.3.1:

y ...

 

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Ojegbe Becky
02/11/2021 11:11 AM

Please help me solve my question

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