Question
how many solution do this problem have?
3x(4x-5)(3x+7)(x-6)=0
3x(4x-5)(3x+7)(x-6)=0
Answers
Reiny
how many variable factors do you see?
Each different variable factor yields a solution.
e.g the second factor of (4x-5) would give a solution of x = 5/4
etc
Each different variable factor yields a solution.
e.g the second factor of (4x-5) would give a solution of x = 5/4
etc
bobpursley
The degree of the equation is 4 (that is, if multplied, you would have a factor x^4. The number of roots is equal to the degree.