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F ∝ a If F = 72 when a = 9 find, F when a = 7
67.4k views
16 votes
F

∝
a
If
F
=
72
when
a
=
9
find,
F
when
a
=
7

User Yujin
by
5.4k points

1 Answer

8 votes

Answer:

56

Explanation:

F ∝ a

72 ∝ 9 write this using = :

72 = k9 find k

72/9 = 8

so: if a is 7

7 x 8 = 56

User Truong Ha
by
5.1k points
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