Top network posts

• 11 solutions of $a+b=c^2 , a^2+c^2=b^2$ ; $a,b,c$ are natural numbers
• 11 Prove $\sin(x)^3+\cos(x)^3 \leq 1$
• 10 If $\lim \limits_{x \to 1} \frac{f(x)+2}{x-1} = 3$, compute: $\lim \limits_{x \to -1} \frac{(f(-x))^2-4}{x^2-1}$
• 10 Finding the remainder when $5^{55}+3^{55}$ is divided by $16$
• 9 Finding the minimum value.
• 9 The number of real roots of the equation $e^x+e^{-x}=2\sin(x^3)$
• 9 Solving the integrand $\frac{x^3}{\sqrt{x^2+10x+16}}$
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