Solving for $g$ in a quadratic equation [on hold]












0














is there a way to get that g = ?



I want to get the g out . Getting nasty results like
2h = gg - g . I'm stuck . Is there a way to find square root of gg -g or is there any other solution . Thank you










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put on hold as off-topic by Eevee Trainer, Shailesh, Adrian Keister, metamorphy, stressed out Jan 4 at 2:59


This question appears to be off-topic. The users who voted to close gave this specific reason:


  • "This question is missing context or other details: Please provide additional context, which ideally explains why the question is relevant to you and our community. Some forms of context include: background and motivation, relevant definitions, source, possible strategies, your current progress, why the question is interesting or important, etc." – Eevee Trainer, Adrian Keister, metamorphy

If this question can be reworded to fit the rules in the help center, please edit the question.













  • You're going to have to elaborate. Do you mean solve for $g$ in terms of $h$?
    – Eevee Trainer
    Jan 4 at 0:36










  • What's the difference between g and $g$?
    – clathratus
    Jan 4 at 0:41










  • sorry it means g * g
    – MAtt
    Jan 4 at 0:43
















0














is there a way to get that g = ?



I want to get the g out . Getting nasty results like
2h = gg - g . I'm stuck . Is there a way to find square root of gg -g or is there any other solution . Thank you










share|cite|improve this question









New contributor




MAtt is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.











put on hold as off-topic by Eevee Trainer, Shailesh, Adrian Keister, metamorphy, stressed out Jan 4 at 2:59


This question appears to be off-topic. The users who voted to close gave this specific reason:


  • "This question is missing context or other details: Please provide additional context, which ideally explains why the question is relevant to you and our community. Some forms of context include: background and motivation, relevant definitions, source, possible strategies, your current progress, why the question is interesting or important, etc." – Eevee Trainer, Adrian Keister, metamorphy

If this question can be reworded to fit the rules in the help center, please edit the question.













  • You're going to have to elaborate. Do you mean solve for $g$ in terms of $h$?
    – Eevee Trainer
    Jan 4 at 0:36










  • What's the difference between g and $g$?
    – clathratus
    Jan 4 at 0:41










  • sorry it means g * g
    – MAtt
    Jan 4 at 0:43














0












0








0







is there a way to get that g = ?



I want to get the g out . Getting nasty results like
2h = gg - g . I'm stuck . Is there a way to find square root of gg -g or is there any other solution . Thank you










share|cite|improve this question









New contributor




MAtt is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.











is there a way to get that g = ?



I want to get the g out . Getting nasty results like
2h = gg - g . I'm stuck . Is there a way to find square root of gg -g or is there any other solution . Thank you







algebra-precalculus






share|cite|improve this question









New contributor




MAtt is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.











share|cite|improve this question









New contributor




MAtt is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.









share|cite|improve this question




share|cite|improve this question








edited Jan 4 at 1:07









David G. Stork

9,96021232




9,96021232






New contributor




MAtt is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.









asked Jan 4 at 0:35









MAtt

61




61




New contributor




MAtt is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.





New contributor





MAtt is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.






MAtt is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.




put on hold as off-topic by Eevee Trainer, Shailesh, Adrian Keister, metamorphy, stressed out Jan 4 at 2:59


This question appears to be off-topic. The users who voted to close gave this specific reason:


  • "This question is missing context or other details: Please provide additional context, which ideally explains why the question is relevant to you and our community. Some forms of context include: background and motivation, relevant definitions, source, possible strategies, your current progress, why the question is interesting or important, etc." – Eevee Trainer, Adrian Keister, metamorphy

If this question can be reworded to fit the rules in the help center, please edit the question.




put on hold as off-topic by Eevee Trainer, Shailesh, Adrian Keister, metamorphy, stressed out Jan 4 at 2:59


This question appears to be off-topic. The users who voted to close gave this specific reason:


  • "This question is missing context or other details: Please provide additional context, which ideally explains why the question is relevant to you and our community. Some forms of context include: background and motivation, relevant definitions, source, possible strategies, your current progress, why the question is interesting or important, etc." – Eevee Trainer, Adrian Keister, metamorphy

If this question can be reworded to fit the rules in the help center, please edit the question.












  • You're going to have to elaborate. Do you mean solve for $g$ in terms of $h$?
    – Eevee Trainer
    Jan 4 at 0:36










  • What's the difference between g and $g$?
    – clathratus
    Jan 4 at 0:41










  • sorry it means g * g
    – MAtt
    Jan 4 at 0:43


















  • You're going to have to elaborate. Do you mean solve for $g$ in terms of $h$?
    – Eevee Trainer
    Jan 4 at 0:36










  • What's the difference between g and $g$?
    – clathratus
    Jan 4 at 0:41










  • sorry it means g * g
    – MAtt
    Jan 4 at 0:43
















You're going to have to elaborate. Do you mean solve for $g$ in terms of $h$?
– Eevee Trainer
Jan 4 at 0:36




You're going to have to elaborate. Do you mean solve for $g$ in terms of $h$?
– Eevee Trainer
Jan 4 at 0:36












What's the difference between g and $g$?
– clathratus
Jan 4 at 0:41




What's the difference between g and $g$?
– clathratus
Jan 4 at 0:41












sorry it means g * g
– MAtt
Jan 4 at 0:43




sorry it means g * g
– MAtt
Jan 4 at 0:43










2 Answers
2






active

oldest

votes


















2














$g^2-g-2h=0$. This is called a quadratic equation and there is a standard formula for finding a solution to this type of equation.



If the equation is $ax^2+bx+c=0$, the solutions are given by:



$x = frac{-b + sqrt{b^2-4ac}}{2a}$ and $x = frac{-b - sqrt{b^2-4ac}}{2a}$.



In your case, $a=1, b=-1, c=-2h$, so the solutions are:



$g = frac{1 + sqrt{1+8h}}{2}$ and $g = frac{1 - sqrt{1+8h}}{2}$.



You will have to constrain the problem further to determine if any or both of the above solutions are valid.






share|cite|improve this answer





















  • Now i'm in home . Thanks a lot !
    – MAtt
    Jan 4 at 0:47



















1














Multiply out to obtain the quadratic:



$$h = {g^2 - g over 2}$$



so $$g^2 - 2 h - g = 0$$.



Use the quadratic formula:



$$g = frac{1}{2} left( 1pm sqrt{8 h+1} right)$$






share|cite|improve this answer























  • that is what i was looking for , could you please explain this shortly
    – MAtt
    Jan 4 at 0:41


















2 Answers
2






active

oldest

votes








2 Answers
2






active

oldest

votes









active

oldest

votes






active

oldest

votes









2














$g^2-g-2h=0$. This is called a quadratic equation and there is a standard formula for finding a solution to this type of equation.



If the equation is $ax^2+bx+c=0$, the solutions are given by:



$x = frac{-b + sqrt{b^2-4ac}}{2a}$ and $x = frac{-b - sqrt{b^2-4ac}}{2a}$.



In your case, $a=1, b=-1, c=-2h$, so the solutions are:



$g = frac{1 + sqrt{1+8h}}{2}$ and $g = frac{1 - sqrt{1+8h}}{2}$.



You will have to constrain the problem further to determine if any or both of the above solutions are valid.






share|cite|improve this answer





















  • Now i'm in home . Thanks a lot !
    – MAtt
    Jan 4 at 0:47
















2














$g^2-g-2h=0$. This is called a quadratic equation and there is a standard formula for finding a solution to this type of equation.



If the equation is $ax^2+bx+c=0$, the solutions are given by:



$x = frac{-b + sqrt{b^2-4ac}}{2a}$ and $x = frac{-b - sqrt{b^2-4ac}}{2a}$.



In your case, $a=1, b=-1, c=-2h$, so the solutions are:



$g = frac{1 + sqrt{1+8h}}{2}$ and $g = frac{1 - sqrt{1+8h}}{2}$.



You will have to constrain the problem further to determine if any or both of the above solutions are valid.






share|cite|improve this answer





















  • Now i'm in home . Thanks a lot !
    – MAtt
    Jan 4 at 0:47














2












2








2






$g^2-g-2h=0$. This is called a quadratic equation and there is a standard formula for finding a solution to this type of equation.



If the equation is $ax^2+bx+c=0$, the solutions are given by:



$x = frac{-b + sqrt{b^2-4ac}}{2a}$ and $x = frac{-b - sqrt{b^2-4ac}}{2a}$.



In your case, $a=1, b=-1, c=-2h$, so the solutions are:



$g = frac{1 + sqrt{1+8h}}{2}$ and $g = frac{1 - sqrt{1+8h}}{2}$.



You will have to constrain the problem further to determine if any or both of the above solutions are valid.






share|cite|improve this answer












$g^2-g-2h=0$. This is called a quadratic equation and there is a standard formula for finding a solution to this type of equation.



If the equation is $ax^2+bx+c=0$, the solutions are given by:



$x = frac{-b + sqrt{b^2-4ac}}{2a}$ and $x = frac{-b - sqrt{b^2-4ac}}{2a}$.



In your case, $a=1, b=-1, c=-2h$, so the solutions are:



$g = frac{1 + sqrt{1+8h}}{2}$ and $g = frac{1 - sqrt{1+8h}}{2}$.



You will have to constrain the problem further to determine if any or both of the above solutions are valid.







share|cite|improve this answer












share|cite|improve this answer



share|cite|improve this answer










answered Jan 4 at 0:41









Aditya Dua

86418




86418












  • Now i'm in home . Thanks a lot !
    – MAtt
    Jan 4 at 0:47


















  • Now i'm in home . Thanks a lot !
    – MAtt
    Jan 4 at 0:47
















Now i'm in home . Thanks a lot !
– MAtt
Jan 4 at 0:47




Now i'm in home . Thanks a lot !
– MAtt
Jan 4 at 0:47











1














Multiply out to obtain the quadratic:



$$h = {g^2 - g over 2}$$



so $$g^2 - 2 h - g = 0$$.



Use the quadratic formula:



$$g = frac{1}{2} left( 1pm sqrt{8 h+1} right)$$






share|cite|improve this answer























  • that is what i was looking for , could you please explain this shortly
    – MAtt
    Jan 4 at 0:41
















1














Multiply out to obtain the quadratic:



$$h = {g^2 - g over 2}$$



so $$g^2 - 2 h - g = 0$$.



Use the quadratic formula:



$$g = frac{1}{2} left( 1pm sqrt{8 h+1} right)$$






share|cite|improve this answer























  • that is what i was looking for , could you please explain this shortly
    – MAtt
    Jan 4 at 0:41














1












1








1






Multiply out to obtain the quadratic:



$$h = {g^2 - g over 2}$$



so $$g^2 - 2 h - g = 0$$.



Use the quadratic formula:



$$g = frac{1}{2} left( 1pm sqrt{8 h+1} right)$$






share|cite|improve this answer














Multiply out to obtain the quadratic:



$$h = {g^2 - g over 2}$$



so $$g^2 - 2 h - g = 0$$.



Use the quadratic formula:



$$g = frac{1}{2} left( 1pm sqrt{8 h+1} right)$$







share|cite|improve this answer














share|cite|improve this answer



share|cite|improve this answer








edited Jan 4 at 0:49

























answered Jan 4 at 0:40









David G. Stork

9,96021232




9,96021232












  • that is what i was looking for , could you please explain this shortly
    – MAtt
    Jan 4 at 0:41


















  • that is what i was looking for , could you please explain this shortly
    – MAtt
    Jan 4 at 0:41
















that is what i was looking for , could you please explain this shortly
– MAtt
Jan 4 at 0:41




that is what i was looking for , could you please explain this shortly
– MAtt
Jan 4 at 0:41



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