SOLUTION: Which quadratic equation has roots 7 and -2/3?
a) 2x^2 - 11x - 21=0
b) 3x^2 - 19x - 14=0
c) 3x^2 + 23x + 14=0
d) 2x^2 + 11x - 21=0
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Question 323975: Which quadratic equation has roots 7 and -2/3?
a) 2x^2 - 11x - 21=0
b) 3x^2 - 19x - 14=0
c) 3x^2 + 23x + 14=0
d) 2x^2 + 11x - 21=0
Found 2 solutions by Fombitz, mananth:
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
where is any non-zero constant,
Let ,
b) is the correct answer.
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
The roots are 7 & -2/3
So the factors are
(x-7)(3x+2)
3x^2+2x-21x-14
3x^2-19x-14
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