Difference between revisions of "1954 AHSME Problems/Problem 3"
Katzrockso (talk | contribs) (Created page with "== Problem 3== If <math>x</math> varies as the cube of <math>y</math>, and <math>y</math> varies as the fifth root of <math>z</math>, then <math>x</math> varies as the nth po...") |
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== Solution == | == Solution == | ||
<math>x=k\cdot y^3</math>, <math>y=j\cdot z^{\frac{1}{5}}\implies y^3=j^3\cdot z^{\frac{3}{5}}</math>, so <math>x=k\cdot j^3\cdot z^{\frac{3}{5}}</math>, <math>\fbox{C}</math> | <math>x=k\cdot y^3</math>, <math>y=j\cdot z^{\frac{1}{5}}\implies y^3=j^3\cdot z^{\frac{3}{5}}</math>, so <math>x=k\cdot j^3\cdot z^{\frac{3}{5}}</math>, <math>\fbox{C}</math> | ||
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+ | ==See Also== | ||
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+ | {{AHSME 50p box|year=1954|num-b=2|num-a=4}} | ||
+ | |||
+ | {{MAA Notice}} |
Latest revision as of 19:34, 17 February 2020
Problem 3
If varies as the cube of , and varies as the fifth root of , then varies as the nth power of , where n is:
Solution
, , so ,
See Also
1954 AHSC (Problems • Answer Key • Resources) | ||
Preceded by Problem 2 |
Followed by Problem 4 | |
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