mw9122003 mw9122003

20-01-2021
Mathematics

contestada

F
is directly proportional to
a
.
If
F
=
36
when
a
=
9
find,
F
when
a
=
4

Respuesta :

ChoiSungHyun ChoiSungHyun

20-01-2021

Step-by-step explanation:

F = ka, where k is a real constant.

When a = 9, F = 36.

=> (36) = k(9), k = 4.

Therefore when a = 4,

F = (4)(4) = 16.

The value of F is 16 when a is 4.

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