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Jan
15
comment Find all values of the paramaters $m$ for which the equation has four roots smaller 2
How about with equation t^4 + 2 (m + 1) t^2 + m + 7==0?
Jan
15
revised Find all values of the paramaters $m$ for which the equation has four roots smaller 2
edited body; edited title
Jan
15
asked Find all values of the paramaters $m$ for which the equation has four roots smaller 2
Jan
9
awarded  Popular Question
Jan
7
revised Reduce with Integer domain, but receive a rational solution
added 15 characters in body
Jan
7
comment Reduce with Integer domain, but receive a rational solution
My version of Mathematica is 9.0.0. I obtained d is -12 (-3 - 12 k + 6 m - 2 k m - 3 m^2 + 2 k m^2). I edited f[x].
Jan
7
revised Reduce with Integer domain, but receive a rational solution
added 1 characters in body
Jan
7
comment Reduce with Integer domain, but receive a rational solution
I am not using 9.0.1
Jan
7
asked Reduce with Integer domain, but receive a rational solution
Dec
21
comment How can I find the sum of the even digits of a number of all elements of a list?
@ Mr.Wizard. Thank you for your help.
Dec
20
accepted How can I find the sum of the even digits of a number of all elements of a list?
Dec
20
asked How can I find the sum of the even digits of a number of all elements of a list?
Dec
17
revised Perimeter and area are positive integers
added 438 characters in body
Dec
16
revised Perimeter and area are positive integers
added 3 characters in body
Dec
16
revised Perimeter and area are positive integers
added 321 characters in body
Dec
16
revised Perimeter and area are positive integers
added 321 characters in body
Dec
16
revised Perimeter and area are positive integers
added 77 characters in body
Dec
16
revised Perimeter and area are positive integers
added 23 characters in body
Dec
16
revised Perimeter and area are positive integers
added 104 characters in body
Dec
12
accepted How to convert this answer into $\ln$ form?