Question

Find the minimum value of $9x^2+2y^2-8xy-6x+11$

score 383 · Answer 1 · 2019-01-31 15:34:48

383

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Find the minimum value of $9x^2+2y^2-8xy-6x+11$

Published on 31 Jan 2019 - 15:34

score 162 · Answer 2 · 2019-01-31 16:59:10

162

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For the equation $y = 4x^2 + 8x + 5$, what are the integer values of x such that y/13 is an integer?

Published on 31 Jan 2019 - 16:59

score 478 · Answer 3 · 2019-02-06 17:23:22

478

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Help with solution to complex quadratic equation

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score 84 · Answer 4 · 2026-03-25 23:36:27

84

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score 1.7k · Answer 5 · 2019-02-07 11:26:42

1.7k

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Detailed proof that $an^2+bn+c=\Theta(n^2)$

Published on 07 Feb 2019 - 11:26

score 962 · Answer 6 · 2019-02-07 15:14:11

962

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How do I solve $z^2+(3+4i)z-1+5i=0$

Published on 07 Feb 2019 - 15:14

score 80 · Answer 7 · 2019-02-07 22:46:13

80

Views

Calculate protein concentration (x) from known absorbance

Published on 07 Feb 2019 - 22:46

score 86 · Answer 8 · 2019-02-09 05:32:42

86

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How I factor $(1-p) - x + px^2$?

Published on 09 Feb 2019 - 5:32

score 118 · Answer 9 · 2019-02-09 21:00:52

118

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score 79 · Answer 10 · 2026-03-25 19:07:08

79

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Who was the first person to prove that only primes of the form $4k+1$ can evenly divide odd integers of the form $n^2+1$?

Published on 25 Mar 2026 - 19:07

score 1.3k · Answer 11 · 2019-02-11 12:40:29

1.3k

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If If $x^2+ax+b+1=0$ has roots which are positive integers, then $(a^2+b^2)$ can be which of the given choices?

Published on 11 Feb 2019 - 12:40

score 30 · Answer 12 · 2019-02-12 18:28:44

30

Views

Solving steps for equation with exponent and addition (x^2 + x) = 2y

Published on 12 Feb 2019 - 18:28

score 83 · Answer 13 · 2019-02-13 14:36:38

83

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Published on 13 Feb 2019 - 14:36

score 175 · Answer 14 · 2026-03-25 19:06:09

175

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Conditions when the system of symmetric quadratic equations has a solution

Published on 25 Mar 2026 - 19:06

score 844 · Answer 15 · 2019-02-14 17:49:09

844

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Condition for both roots be infinity

Published on 14 Feb 2019 - 17:49

List Question

Find the minimum value of $9x^2+2y^2-8xy-6x+11$

For the equation $y = 4x^2 + 8x + 5$, what are the integer values of x such that y/13 is an integer?

Help with solution to complex quadratic equation

Solving an interesting polynomial with degree 4?

Detailed proof that $an^2+bn+c=\Theta(n^2)$

How do I solve $z^2+(3+4i)z-1+5i=0$

Calculate protein concentration (x) from known absorbance

How I factor $(1-p) - x + px^2$?

Solving quadratics writing solutions

Who was the first person to prove that only primes of the form $4k+1$ can evenly divide odd integers of the form $n^2+1$?

If If $x^2+ax+b+1=0$ has roots which are positive integers, then $(a^2+b^2)$ can be which of the given choices?

Solving steps for equation with exponent and addition (x^2 + x) = 2y

Difficult quadratic equation

Conditions when the system of symmetric quadratic equations has a solution

Condition for both roots be infinity

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