menu
QAmmunity.org
Recent activity by Sami Birnbaum
Login
Register
My account
Edit my Profile
Private messages
My favorites
Recent activity by Sami Birnbaum
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
Recent activity by Sami Birnbaum
Filter
User Sami Birnbaum
Recent activity
All questions
All answers
Use f(x) = 2x - 5 and g(x) = 3 - x² to evaluate the expression. (a) (f ∘ g)(-2) (b) (g ∘ f) (-2)
answered
Dec 12, 2024
Mathematics
high-school
1
answer
183k
views
X=(1,8) y=(4,12) use the distance to find the length of xy
answered
Oct 10, 2024
Mathematics
high-school
1
answer
147k
views
This is for my cousin in 3rd grade: In football, a player scores 6 points for a touchdown and 3 points for a field goal. Sujiths team scored 2 touchdowns in this week and last week they scored 1 touchdown
answered
Oct 6, 2024
Mathematics
middle-school
2
answers
49.8k
views
What does an equation for a reaction in solution, showing only those particles that are directly involved in the chemical change, mean? And why are spectator ions not included in this type of equation?
asked
Sep 13, 2024
Chemistry
high-school
1
answer
151k
views
Highlight the diversity within the Hispanic population, spanning individuals from Mexico to South America. 1. True 2. False
answered
Sep 9, 2024
Social Studies
high-school
1
answer
58.9k
views
Why do you think the South was nearly destroyed after the Civil War?
answered
Sep 1, 2024
History
high-school
2
answers
104k
views
To decrease gastric irritation, anti-anemia medications, such as ferrous sulfate (Ferosol), should be taken with 1. milk. 2. other medications, such as calcium. 3. orange juice. 4. food
answered
Aug 23, 2024
Medicine
college
1
answer
3.9k
views
snapdragons show incomplete dominance in their flowers. a pink snapdragon is crossed with a red snapdragon. what color(s) are the offspring? view available hint(s)for part a 100% pink 100% red 50% red,
answered
Jul 22, 2024
Biology
high-school
1
answer
40.6k
views
Y=3x-7 6x-2y = 12 Solve the graphing
asked
May 17, 2024
Mathematics
high-school
1
answer
178k
views
At about _____, infants begin to smile, even infants who are _____. a) 1 month; visually impaired b) 3 months; deaf c) 6 weeks; developmentally delayed d) 9 months; motorically challenged
asked
May 16, 2024
Social Studies
high-school
1
answer
128k
views
Calculate the theoretical density of mgo, given that it has the rock salt crystal structure. the ionic radii of mg²⁺ and o²⁻ in mgo are 72 pm and 140 pm, respectively. what is the density of mgo in g/cm³?
answered
Apr 24, 2024
Mathematics
high-school
1
answer
233k
views
There are only THREE types (strains) of HPV. O True O False
asked
Apr 7, 2024
Health
college
1
answer
77.4k
views
The term structure of interest rates A. changes daily to reflect current competitive conditions in the money and capital markets. B. plots returns for securities of different risk. C. shows the relative
asked
Apr 5, 2024
Business
high-school
1
answer
39.2k
views
I would like to know if this paragraph makes sense. It is a paragraph that describes a sustainable packaging for a food item: "The customer is also attuned to the feel of the box, one that feels natural,
answered
Feb 29, 2024
English
college
1
answer
141k
views
A new spiral notebook contains 30 more sheets of paper than a new memo book. The total number of sheets of paper in 3 new spiral notebooks and 5 new memo books is 810. Which system of equations can be
answered
Feb 21, 2024
Mathematics
high-school
1
answer
201k
views
In the month of March, the temperature at the South Pole varies over the day in a periodic way that can be modeled approximately by a trigonometric function. The highest temperature is about -50 ° C and
answered
Feb 15, 2024
Mathematics
high-school
1
answer
1.9k
views
Hello could someone help me with a and c ? I keep getting those wrong
answered
Dec 12, 2023
Mathematics
college
1
answer
232k
views
The image included has the question and answers for the problem
asked
Dec 3, 2023
Mathematics
college
1
answer
157k
views
A, B, C and D are points on the circumference of a circle, and the center is O. AC is the diameter of the circle. AC and BD intersect at E.
asked
Nov 3, 2023
Mathematics
high-school
1
answer
60.8k
views
1 Factor each polynomial over the set of realC)f(x) = x^4- 25x^2 + 144
asked
Oct 23, 2023
Mathematics
college
1
answer
185k
views
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