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user26486
  • Member for 8 years, 2 months
  • Last seen more than a month ago
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23
Prove that if $x_1,x_2,\ldots,x_n>0$, then $(1+x_1)(1+x_1+x_2)\ldots(1+x_1+x_2+\ldots+x_n) \ge \sqrt{(n+1)^{n+1}}\sqrt{x_1x_2\ldots x_n}$.
18
Prove the inequality using AM-GM inequality
18
Using the Limit definition to find the derivative of $e^x$
16
prove that the equation has just one root.
16
Why can ALL quadratic equations be solved by the quadratic formula?
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