2015 AMC 12A Problems/Problem 14
Problem
What is the value of for which
?
Solution
We use the change of base formula to show that
Thus, our equation becomes
which becomes after combining:
tumhari maa ki
Hence , and the answer is
Video Solution by OmegaLearn
https://youtu.be/RdIIEhsbZKw?t=482
~ pi_is_3.14
Video Solution
Video starts at 1:04, uses the above solution: https://www.youtube.com/watch?v=OJyWHzjiu2A&t=44s
See Also
2015 AMC 12A (Problems • Answer Key • Resources) | |
Preceded by Problem 13 |
Followed by Problem 15 |
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All AMC 12 Problems and Solutions |