First use the discriminant to determine whether the equation has two nonreal com

UkusakazaL

UkusakazaL

Answered question

2021-09-15

First use the discriminant to determine whether the equation has two nonreal complex solutions, one real solution with a multiplicity of two, or two real solutions. Then solve the equation.
9x26x+1=0

Answer & Explanation

liannemdh

liannemdh

Skilled2021-09-16Added 106 answers

Given
9x26x+1=0
Solution
9x26x+1=0
discriminant,
b24ac=(6)24(9)(1)
=36-36=0
b24ac=0
Hence the equation has two equal real roots
x=b±b24ac2a
=(6)±02(9)
=618
x=13
Therefore the solution is x=13

Do you have a similar question?

Recalculate according to your conditions!

Ask your question.
Get an expert answer.

Let our experts help you. Answer in as fast as 15 minutes.

Didn't find what you were looking for?