SOLUTION: if sum of the roots of the equation kx2+2x-3k=o is equal to their product then value of k is thank you in advance

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Question 332007: if sum of the roots of the equation kx2+2x-3k=o is equal to their product then value of k is
thank you in advance
Answer by galactus(183) About Me  (Show Source):
You can put this solution on YOUR website!
The sum of the solutions of a quadratic are given by -b/a
The product of the solutions of a quadratic are given by c/a
Therefore, -b%2Fa=c%2Fa
-b=c
This means -2=-3k
k=2%2F3
The quadratic is 2%2F3%2Ax%5E2%2B2x-2
Check:
-b%2Fa=-2%2F%282%2F3%29=-3
c%2Fa=-2%2F%282%2F3%29=-3