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coolaidd

  • 2 years ago

If y varies inversely as x, find the constant of variation if y = 5 when x = -1.

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  1. coolaidd
    • 2 years ago
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    -5 5 -2 2

  2. coolaidd
    • 2 years ago
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    @mukushla

  3. sritama
    • 2 years ago
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    |dw:1347644028683:dw|

  4. mukushla
    • 2 years ago
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    when y varies inversely as x we can write\[y=\frac{k}{x}\]

  5. sritama
    • 2 years ago
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    just put the values of x and y

  6. coolaidd
    • 2 years ago
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    so 5=k/-1?

  7. mukushla
    • 2 years ago
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    but what that mean? y varies inversely as x that means as x increases y will decrease...and when x decreases y will increase

  8. coolaidd
    • 2 years ago
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    ok....?

  9. mukushla
    • 2 years ago
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    and yeah k=-5

  10. coolaidd
    • 2 years ago
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    thanks!

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