Ephraim
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### Answers (16)

 3 Difference between $\lim \limits_{n \to \infty} x^{1/n}=1$ and $\lim \limits_{n \to \infty} {\frac {1}{2^n}}^{1/n}=\frac 1 2$ 2 Find the radius of convergence of the power series $J_{o}(x)= \sum_{n=0}^{\infty}\frac{(-1)^nx^{2n}}{2^{2n}(n!)^2}$ 1 Simplest form of $h'(y)$ given $h(y)= (1-3y^2)^5 \cdot ( y^2 + 2)^6$ 1 Can the square root of a real number be negative? 1 Central Angles of a Circle

### Reputation (678)

 +3 Bijection between $\mathbb{Z} \longmapsto \mathbb{R}$ +10 Find the radius of convergence of the power series $J_{o}(x)= \sum_{n=0}^{\infty}\frac{(-1)^nx^{2n}}{2^{2n}(n!)^2}$ +20 Are all infinities equal? +5 Can you write a for-loop with an iteration > 1 in summation form

### Questions (9)

 51 Are all infinities equal? 6 what base number system is the hebrew language? 4 $C^2=A^2+B^2-2AB \cdot\cos(c)$ getting a different answer than creating a third triangle with the distance formula? 3 How do one-way functions work in cryptography? 1 Derivatives of Series and the Fundamental Theorem of Calculus (Part 1)

### Tags (28)

 4 sequences-and-series × 5 2 power-series 3 calculus × 8 1 functions × 2 3 limits 1 geometry 2 algebra-precalculus × 4 1 graphing-functions 2 derivatives × 3 1 area

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