menu
Qammunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
Two sets of quadratic expressions are shown below in various forms: Line 1: x2 − x − 6 (x + 2)(x − 3) (x + 0.5)2 − 6.25 Line 2: x2 − x − 2 (x + 1)(x − 2) (x − 0.5)2 − 2.25 Which …
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
Two sets of quadratic expressions are shown below in various forms: Line 1: x2 − x − 6 (x + 2)(x − 3) (x + 0.5)2 − 6.25 Line 2: x2 − x − 2 (x + 1)(x − 2) (x − 0.5)2 − 2.25 Which …
asked
Sep 19, 2016
93.8k
views
4
votes
Two sets of quadratic expressions are shown below in various forms:
Line 1: x2 − x − 6 (x + 2)(x − 3) (x + 0.5)2 − 6.25
Line 2: x2 − x − 2 (x + 1)(x − 2) (x − 0.5)2 − 2.25
Which line contains three equivalent expressions?
Mathematics
high-school
Sherzod
asked
by
Sherzod
8.6k
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
5
votes
Only number 2 contains three equivalent expressions
Sam Gomena
answered
Sep 21, 2016
by
Sam Gomena
8.0k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
5
votes
1)
x²-x-6=(x+2)(x-3)
(x+0.5)²-6.25 =[x²+x+0.25]-6.25
=x²+x-6={x-3}{x+2}
2)
x²-x-2=(x+1)(x-2)
=(x-0.5)²-2.25={x²-x+0.25}-2.25
={x²-x-2}={x+1}{x-2}
Phatblat
answered
Sep 25, 2016
by
Phatblat
9.1k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
← Prev Question
Next Question →
No related questions found
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
9.4m
questions
12.2m
answers
Other Questions
What is .725 as a fraction
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
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
The cost of 5 similar digital cameras and 3 similar video cameras is 3213. Each video camera costs 4 times as much as each digital camera. John buys a digital camera and a video camera. How much does he
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search Qammunity.org