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15
Math.TechQA.Club
2026-04-06 11:39:01
121
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Prove that for any $x\geq0$ and $y \ge 0$ we have: $|\sqrt{x} − \sqrt{y}| \le \sqrt{|x − y|}.$
Published on
06 Apr 2026 - 11:39
#algebra-precalculus
#inequality
#proof-writing
#radicals
#absolute-value
46
Views
Find relation between sum of square roots?
Published on
10 Sep 2017 - 3:39
#inequality
#radicals
70
Views
Show $\sqrt[4]{2}$ on horizontal axis
Published on
12 Apr 2026 - 11:07
#algebra-precalculus
#euclidean-geometry
#real-numbers
#radicals
346
Views
Proving $\frac12\cdot\frac34\cdot\dots\cdot\frac{2n-1}{2n}\leq\frac1{\sqrt{3n+1}} ,\;\forall n\in\mathbb{N}$ using induction
Published on
03 Apr 2026 - 14:28
#inequality
#proof-verification
#induction
#radicals
#products
469
Views
Prove $\lim_{x\to 2} \sqrt{x^2+5} = 3$
Published on
05 Apr 2026 - 4:50
#limits
#radicals
#epsilon-delta
1.4k
Views
Simplify $\frac{\sqrt{24}}{8}$
Published on
12 Apr 2026 - 21:54
#radicals
#fractions
#square-numbers
741
Views
Evaluate $\lim_{x\rightarrow \infty} (\sqrt{x^2 +ax} - \sqrt{x^2 +bx})$
Published on
12 Sep 2017 - 0:12
#limits
#radicals
114
Views
Variables multiplied to roots
Published on
27 Mar 2026 - 6:13
#notation
#radicals
#convention
293
Views
Find the maximum value of expression $13\sqrt{(x^2-x^4)}+9\sqrt{(x^2+x^4)}$
Published on
12 Sep 2017 - 13:10
#inequality
#optimization
#contest-math
#radicals
#cauchy-schwarz-inequality
867
Views
Between which two integers does $\sqrt{2017}$ fall?
Published on
13 Apr 2026 - 4:07
#elementary-number-theory
#contest-math
#radicals
#prime-factorization
#square-numbers
72
Views
Struggling to finish an exponential equation
Published on
11 Apr 2026 - 3:01
#algebra-precalculus
#proof-verification
#exponential-function
#radicals
#fractions
170
Views
Is there a numerical answer for $\sqrt[n]{2^{3.6\times 10^{13}}}$
Published on
13 Sep 2017 - 18:19
#numerical-methods
#radicals
180
Views
Cube root and short multiplication formulas
Published on
10 Apr 2026 - 19:43
#arithmetic
#radicals
1k
Views
Solution of $\sqrt{5-2\sin x}\geq 6\sin x-1$
Published on
14 Sep 2017 - 14:18
#algebra-precalculus
#trigonometry
#inequality
#radicals
575
Views
What is a radical?
Published on
08 Apr 2026 - 19:50
#polynomials
#field-theory
#galois-theory
#radicals
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