36.5k views
1 vote
Y is directly proportional to the square root of x

x
If
y
=
60
when
x
=
36
find,
x
when
y
=
80

User Logiraptor
by
8.0k points

1 Answer

4 votes

Answer:

Explanation:

y=k
√(x)

60=k
√(36\\) =k6

k=60/6 =10

This is your equation

y=10
√(x)

Put the numbers in

80=10
√(x)

80/10=8 then you have to square this so


8^(2)=64

x=64

User Prithwee Das
by
6.9k points

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