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Elementary Algebra and Functions Videos 36 videos
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TSI Math: Working with Inversely-Related Variables 10 Views
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Description:
a varies inversely as the value of b. a = 90 when b = 3. What is the constant of proportionality relating a and b?
Transcript
- 00:02
All right sy Match members We have another varies problem
- 00:05
for you That's very not So interesting are a varies
- 00:09
inversely is the value of b a's ninety when b
- 00:13
is three what's the constant of proportionality relating a n
- 00:18
b Constant of proportionality You should use that phrase when
Full Transcript
- 00:24
europe parties to make your friends think you're really cool
- 00:28
when two variables very inversely their product is constant that
- 00:33
is a times b equals k the constant of proportionality
- 00:37
K is the product of a and b like you
- 00:39
multiply them together and you can count on what number
- 00:42
you're going to get to find Kay Well we just
- 00:44
multiply and be together ninety times Three is to seventy
- 00:47
which is kay Well the constant of proportionality is to
- 00:50
seventy that's it also it's true we just like saying
- 00:53
constant of proportionality Politicians should say that well thirty a
- 00:58
would be the correct answer is a very directly as
- 01:01
be but in that case and b would be related
- 01:03
by the equation A equals a times b instead of
- 01:06
a b equals cake so that's it it's sea to
- 01:10
seventy and we're going to say it one more time
- 01:12
Constant of proportionality C
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