menu
QAmmunity.org
Questions by Costamatrix
Login
Register
My account
Edit my Profile
Private messages
My favorites
Questions by Costamatrix
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
Questions by Costamatrix
Filter
User Costamatrix
Recent activity
All questions
All answers
Solve x2 – 8x = 20 by completing the square. Which is the solution set of the equation? {–22, 14} {–14, 22} {–10, 2} {–2, 10}
asked
Nov 22, 2021
Mathematics
high-school
2
answers
2
votes
84.4k
views
Determine whether the point (1,8) is a solution to the equations given in the first column and tick the correct option. Equations Yes No x+y=9 2x+2y≤18 3x+y>12 x+2y>17
asked
Oct 28, 2021
Mathematics
middle-school
1
answer
4
votes
90.7k
views
Sandstone 19. Obsidian is a type of volcanic glass that is formed when lava cools. Obsidian is a/an a. intrusive igneous rock c. sedimentary rock b. extrusive igneous rock d. metamorphic rock
asked
Apr 20, 2021
Geography
college
1
answer
2
votes
211k
views
Find th e greatest common factor of 8m and 5w^2
asked
Apr 6, 2021
Mathematics
middle-school
1
answer
0
votes
47.6k
views
Rearrange from smallest to largest: 1/4 0.5 75% 3/10 0.34
asked
Mar 20, 2021
Mathematics
middle-school
2
answers
0
votes
18.9k
views
Heyyy! What is 0.45 (5 repeating) as a fraction?
asked
Feb 13, 2021
Mathematics
high-school
1
answer
5
votes
44.4k
views
Assume that you have been hired as a consultant by CGT, a major producer of chemicals and plastics, including plastic grocery bags, styrofoam cups, and fertilizers, to estimate the firm's weighted average
asked
Oct 8, 2020
Business
college
1
answer
3
votes
137k
views
Which expression is equivalent to cos(1.4x) − cos(0.6x)? A. -2sin x sin(0.4x) B. 2sin x sin(0.4x) C. -2cos x cos(0.4x) D. 2cos x cos(0.4x)
asked
Jul 13, 2020
Mathematics
high-school
2
answers
3
votes
133k
views
Which passage is an example of inductive reasoning? O A. Daniela thinks that watching too much TV can ruin your eyesight. She consults a research book on optometry to find data that support her theory.
asked
Mar 21, 2020
English
middle-school
1
answer
1
vote
132k
views
Ms. Stafford wants to try racing with a push start. A student pushes her at 5 m/s before the rocket kicks in. The rocket still only accelerates her at a rate of 4 m/s/s. Calculate how many meters she travels
asked
Dec 10, 2019
Physics
middle-school
1
answer
1
vote
17.8k
views
-x+4(x+3)=-12 is this never true or always true
asked
Oct 14, 2019
Mathematics
middle-school
1
answer
0
votes
225k
views
6+8+4+8+8+56=6+8+4+8+8+56= $$ 6 == Median 4 5 6 8 8 8 $$ + 2 == Mode 4568 8 84568 8 8 The mode is-
asked
Nov 27, 2018
Mathematics
middle-school
2
answers
0
votes
145k
views
Climate is best described as the
asked
Jun 6, 2018
Social Studies
high-school
2
answers
1
vote
99.0k
views
if you have 120.0 Ω v power supply connected to a 100.0 Ω resistor and a 50.0 Ω resistor in series, what will be the total power in the circuit?
asked
Apr 2, 2018
Physics
high-school
1
answer
0
votes
134k
views
A fishing boat using sonar to locate fish is employing _____. diffraction reflection refraction interference
asked
Feb 10, 2017
Physics
high-school
2
answers
0
votes
195k
views
3x+7=x - 15 i dont know how to solve it the answer is -11 but i dont know how to get to that
asked
Feb 26, 2016
English
middle-school
1
answer
3
votes
114k
views
Page:
« prev
1
2
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
9.5m
questions
12.2m
answers
Search QAmmunity.org