What would be the fastest way to deal with questions like these ? If n is an integer in 5^{n }> 4,000,000 , what is the least possible value of n ? 7,8,9,10 or 11 (Ans=10)
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Are you allowed to use a calculator? If so . If not then .
I need it without a calculator. How did u get log_{5}(5^{6} x 2^{6} x 4)
Hello, MikeNoob! Here is a very primitive approach . . . We have: . . . . . . . . . Hence: . ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
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