2v2 -5v +3 = 0 how did I do this?

QAmmunity.org

My account
Edit my Profile
Private messages
My favorites

Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question

asked Nov 24, 2015 85.9k views

3 votes

2v2 -5v +3 = 0 how did I do this?

Mathematics
high-school

Redrubia asked

by Redrubia

7.2k points

0 Comments

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

2 votes

$2v2 -5v +3 = 0 \\ \\\Delta = b^(2)-4ac = (-5)^(2)-4*2*3= 25-24=1\\ \\v_(1)=(-b-√(\Delta ))/(2a) =(5- √(1 ))/(2*2)=(5- 1)/(4)= (4)/(4)=1\\ \\v_(2)=(-b+√(\Delta ))/(2a) =(5+ √(1 ))/(2*2)=(5+1)/(4)= (6)/(4)=(3)/(2)=1(1)/(2)$

Kamara answered Nov 30, 2015

0 Comments

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

0 Comments

Please log in or register to add a comment.

Related questions

Other Questions