menu
QAmmunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
Register
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
X1+X2=-1/3 dan X1.X2=3/4 Jika x1 dan x2 akar akar dari persamaan kuadrat, maka persamaain itu adalah Mohon bantuannya kak/bang pakai jalannya ya :) Terima Kasih Banyak
asked
Nov 28, 2017
70.1k
views
1
vote
X1+X2=-1/3 dan X1.X2=3/4
Jika x1 dan x2 akar akar dari persamaan kuadrat, maka persamaain itu adalah
Mohon bantuannya kak/bang pakai jalannya ya :)
Terima Kasih Banyak
Mathematics
high-school
W Stokvis
asked
by
W Stokvis
7.8k
points
answer
comment
share this
share
0 Comments
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
2
Answers
1
vote
x = - 1/3 - y ,
x = 3/4 ÷ y ,
- 1/3 - y = 3/4 ÷ y ,
- y/3 - y^2 = 3/4 ,
4y^2 + 4y - 3 = 0 ,
( 2y - 1 ) ( 2y + 3 ) = 0 ,
y = 1/2 , y - 3/2 ,
x = - 1/3 - 1/2 ,
x = - 5/6
Deimos
answered
Nov 29, 2017
by
Deimos
7.5k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
6
votes
i hope this helps you
Alex Craft
answered
Dec 3, 2017
by
Alex Craft
7.8k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
8.8m
questions
11.5m
answers
Other Questions
How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement how thick must the cement be to cover field
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search QAmmunity.org