List questions from problem-solving

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solve for m by rewriting the equation (transposition)

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How to solve for $x$ in $\sqrt[4]{x+27}+\sqrt[4]{55-x}=4$?

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simplification of an complex exponential equation

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Prove that any two numbers of the form $2^{2^n}+1$ are coprime to one another.

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There exists an integer with alternating digits $1$ and $2$ which is divisible by $2013$

Published on 31 Dec 2013 - 9:10

List Question

Calculate the determinant of $3\times 3$ matrix with $\sin x$ and powers of $\cos x$

Tricky differentials problem involving continuous functions

solve for m by rewriting the equation (transposition)

Number of people having shaken hands an odd number of times

Right angle triangle simple problem

GRE Question [Word Problem]

Solving system if equations containing trigonometric functions with Ti-Nspire

Reputation probabilities

How to solve for $x$ in $\sqrt[4]{x+27}+\sqrt[4]{55-x}=4$?

How to solve an equation involving the exponential and the logarithm

$\arccos$ of an imaginary number

simplification of an complex exponential equation

Solving quadratic system

Prove that any two numbers of the form $2^{2^n}+1$ are coprime to one another.

There exists an integer with alternating digits $1$ and $2$ which is divisible by $2013$

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