SOLUTION: I'm supposed to use the quadratic formula to solve, but leave irrational roots in the simplest radical form.
3x^2-4x-5=0
Thaks alot
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Question 88292This question is from textbook Algebra structure and method
: I'm supposed to use the quadratic formula to solve, but leave irrational roots in the simplest radical form.
3x^2-4x-5=0
Thaks alot
This question is from textbook Algebra structure and method
Answer by tutor_paul(519) (Show Source): You can put this solution on YOUR website!
Quadratic Formula:
In this case, a=3, b=-4, c=-5
So, plug and chug:
Simplify:
Simplify the radical:
x=(4+-2sqrt(19))/6
Cancel out a 2 from numerator and denominator:
Good Luck,
tutor_paul@yahoo.com
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