If x and y are inversely proportional, then: - Vidyadip

MCQ

If $x$ and $y$ are inversely proportional, then:

A
$x + y =$ constant
B
$x – y =$ constant
✓
$xy =$ constant
D
$x/y =$ constant

✓

Answer

Correct option: C.

$xy =$ constant

$x ∝ 1/y$
$x = k/y$
$xy = k$
Where $k$ is a constant.

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