Question

How to prove that if $x^2+c\sqrt{b+x^2}=y^2+c\sqrt{b+y^2}$ then $x=y$?

score 78 · Answer 1 · 2026-04-17 02:15:12

78

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How to prove that if $x^2+c\sqrt{b+x^2}=y^2+c\sqrt{b+y^2}$ then $x=y$?

Published on 17 Apr 2026 - 2:15

score 21 · Answer 2 · 2026-04-11 03:20:19

21

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Graphical notation for easy visual operations on multivariate polynomials

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score 155 · Answer 3 · 2026-04-16 04:25:36

155

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A system of polynomials has Galois group G, a subgroup of $P_n$. Why are invariant polynomials of the roots rational, can you calculate them?

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score 88 · Answer 4 · 2026-04-11 11:44:18

88

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score 27 · Answer 5 · 2026-04-13 11:25:41

27

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score 49 · Answer 6 · 2026-04-25 13:24:17

49

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score 135 · Answer 7 · 2026-04-17 10:34:37

135

Views

Solving the system $x^2 + y^2 = 10$, $x^3 + y^3 = 28$

Published on 17 Apr 2026 - 10:34

score 157 · Answer 8 · 2026-04-12 17:21:46

157

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score 67 · Answer 9 · 2026-04-16 09:00:21

67

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score 110 · Answer 10 · 2026-04-14 08:24:41

110

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score 44 · Answer 11 · 2026-03-25 09:43:14

44

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Find a matrix such that the quadratic form of a orthonormal basis is equal to the Kronecker delta

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score 70 · Answer 12 · 2026-04-13 11:01:06

70

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score 78 · Answer 13 · 2026-04-11 13:20:37

78

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score 40 · Answer 14 · 2026-04-11 04:11:33

40

Views

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score 39 · Answer 15 · 2026-04-09 14:58:08

39

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List Question

How to prove that if $x^2+c\sqrt{b+x^2}=y^2+c\sqrt{b+y^2}$ then $x=y$?

Graphical notation for easy visual operations on multivariate polynomials

A system of polynomials has Galois group G, a subgroup of $P_n$. Why are invariant polynomials of the roots rational, can you calculate them?

When does a quadratic inequality have a solution?

How to find the angles required to construct an N-member long chain to a given point?

Solution of cryptarithmetic problems using simultaneous equations modulo 10

Solving the system $x^2 + y^2 = 10$, $x^3 + y^3 = 28$

Solving a system of non linear equations in four variables with some equations looking like a determinant

Runge Kutta 4th order with coupled equations where derivatives are linked

How do I find the first point of collision of 2 circles moving in a 2d space?

Find a matrix such that the quadratic form of a orthonormal basis is equal to the Kronecker delta

Maximization question using inequalities (Cauchy-Schwarz, AM-GM)

About Solving the Following System of Inequalities

How to solve system of modular equations over a single modulo

Coupled Differential Equation Involving Trig Functions

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