2. If a varies inversely as
b, and a=12 when b=4,
find a when b=-16.
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2. If a varies inversely as
b, and a=12 when b=4,
find a when b=-16.
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Verified answer
Answer:
a = -3
Step-by-step explanation:
a varies inversely as b
Find k:
Given:
a = 12
b = 4
k = ?
cross multiply
Find a:
Given:
k = 36
b = -16
a = ?