Difference between revisions of "1950 AHSME Problems/Problem 18"
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==Solution== | ==Solution== | ||
| − | The distributive property doesn't apply to logarithms or in the ways illustrated, and only applies to addition and subtraction. Also, <math>a^{x-y} = \frac{a^x}{a^y}</math>, so <math>\textbf{(E)} \text{Only 1 is true}</math> | + | The distributive property doesn't apply to logarithms or in the ways illustrated, and only applies to addition and subtraction. Also, <math>a^{x-y} = \frac{a^x}{a^y}</math>, so <math>\textbf{(E)} \text{ Only 1 is true}</math> |
==See Also== | ==See Also== | ||
Revision as of 18:47, 20 June 2012
Problem
Of the following
(1) 
(2) 
(3) 
(4) 
(5) 
Solution
The distributive property doesn't apply to logarithms or in the ways illustrated, and only applies to addition and subtraction. Also, 
, so 
See Also
| 1950 AHSC (Problems • Answer Key • Resources) | ||
| Preceded by Problem 17 |
Followed by Problem 19 | |
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| All AHSME Problems and Solutions | ||
