Difference between revisions of "1950 AHSME Problems/Problem 11"
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==Solution== | ==Solution== | ||
− | + | Divide both the numerator and denominator by <math>n</math>, to get <math>C=\frac{e}{\frac{R}{n}+r}</math>. If <math>n</math> increases then the denominator decreases; so that <math>C</math> <math>\boxed{\mathrm{(A)}\text{ }\mathrm{ Increases}.}</math> | |
− | + | but what if <math>n\leq 0</math> | |
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==See Also== | ==See Also== |
Latest revision as of 15:36, 3 July 2022
Problem
If in the formula , where
,
,
and
are all positive,
is increased while
,
and
are kept constant, then
:
Solution
Divide both the numerator and denominator by , to get
. If
increases then the denominator decreases; so that
but what if
See Also
1950 AHSC (Problems • Answer Key • Resources) | ||
Preceded by Problem 10 |
Followed by Problem 12 | |
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