cxttiemsp021
30.12.2021 •
Mathematics
Y
is inversely proportional to
x
.
When
y
=
10
,
x
=
2
Work out
x
when
y
=
5
Solved
Show answers
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Ответ:
x = 4 when y = 5
Step-by-step explanation:
y is inversely proportional to x mean,
y = k/x
where k is a constant.
y = 10, x = 2
y = k/x
k = y * x
= 10 x 2
k = 20
y = 5, x = ?
y = k/x
x = k/y
= 20/5
x = 4
Ответ:
20
Step-by-step explanation: