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When to give up on a hard math problem? 5 Jun 2014 · As you work more and more on math problems, you start to be able to work longer without becoming discouraged. For example, $30$ minutes may seem like forever now, but after working on a ton of (hard/stretching) problems, you'll probably think it seems small. Always stretch/push yourself, and never lose track of why you're solving the problem.
functions - Hard functional equation: $ f \big ( x y + f ( x ) \big ... Let $ \mathbb R _ { > 0 } $ be the set of positive real numbers. Find all functions $ f : \mathbb R _ { >; 0 } \to \mathbb R _ { > 0 } $ such that $$ f \big ( x y ...
algebra precalculus - How can I solve this hard system of … 16 Jun 2016 · Solve the system below \\begin{align} &\\sqrt {3x} \\left( 1+\\frac {1}{x+y} \\right) =2\\\\ &\\sqrt {7y} \\left( 1-\\frac{1}{x+y} \\right) =4\\sqrt{2} \\end ...
Solving a hard algebraic equation - Mathematics Stack Exchange 4 Jul 2016 · Solving a hard algebraic equation. Ask Question Asked 8 years ... Which math font pairs well with ...
Hard Differential Equation - Mathematics Stack Exchange 14 Jul 2020 · Hard Differential Equation. Ask Question Asked 4 years, 7 ... ordinary-differential-equations; differential.
A hard Cubic Diophantine equation - Mathematics Stack Exchange 19 Feb 2018 · A hard Cubic Diophantine equation. Ask Question ... $ by solving the three simultaneous equations. Namely, ...
very hard differential equations - Mathematics Stack Exchange 9 May 2017 · The way I was thinking to approach this problem is that I know there is a class of separable differential equations: $\frac{dx}{dt}= F(t)g(x)$ And I know how to solve these, but I have no idea if 1. or 2. can be expressed in such form.
Super hard system of equations - Mathematics Stack Exchange 6 Jan 2019 · Solve the system of equation for real numbers \begin{split} (a+b) &(c+d) &= 1 & \qquad (1)\\ (a^2+b^2)&(c^2+d^2) &= 9 & \qquad (2)\\ (a^3+b^3)&(c^3+d ...
Are there any hard-to-use or unsolvable math equations that … 28 Feb 2016 · But are there any mathematical equations that are extremely non-trivial and virtually unsolvable which have strong real-world applications? Edit : I realized that to obtain appropriate answers, I must define the word "ugly."
Are there any textbooks full of hard, challenging, or fun math … 2 Feb 2020 · Math equations like challenging algebra (simplify or solve for x) equations, trigonometry or trig identity equations, complex number equations, and tons of tricky integration bee problems (elementary