Questions Asked on
January 17, 2020

Physics
A brass measuring tape is correct at 20 degree Celsius. The value obtained when the length of a field is measured with the rule at 50 degree Celsius appears to be 70.5m. what is the true length of the field Linear expansivity of brass =1.8 ×10 raise to
asked by Samuel 
Calculus
Consider the curve given by x^ 2 +sin(xy)+3y^ 2 =C, where Cis a constant. The point (1, 1) lies on this curve. Use the tangent line approximation to approximate the ycoordinate when x = 1.01 .
asked by Sarah 
Calculus
The altitude of a kite is graphed here (the yaxis is in increments of 10 feet; the taxis is in minutes). Over which intervals is the kite accelerating upward? paste.pics/1a51dc876019fc4dd47240a035d8f5bf Go to this website for the graph
asked by Sarah 
math
Nicholas is the facilities manager for Green Market Groceries. The store is remodeling and wants to determine which brand of freezer to use for its frozen goods section. The freezers vary by size, cabinet type, accessibility, refrigerant, and interliner.
asked by Sarah 
math
the angle elevation of the top of a cliff from point p is 45 from a point Q which is 10m from P towards the root of the cliff the angle of elevation is 48 calculate the height of the cliff.
asked by Anonymous 
Chemistry
Background information: Due to the widespread use of sodium bicarbonate (commonly called baking soda) in many food products, the thermal decomposition reaction has been studied extensively by food chemists. Baking soda is used to prepare cakes in order to
asked by Soap 
civics
the supreme court decision in gibbons v. ogden decided that the commerce clause in article 1 of the constitution gives congress the power to regulate interstate trade how was that decision used to increase national power over the states? select all that
asked by janicia 
Calculus
If the graph of f(x) looks like the top graph in the screenshot, which of the following represents the graph of f(x)? paste.pics/708fe5c06e18ef0ab5381347eddfc2c9 Go to this website for the screenshot
asked by Sarah 
science
Which element is oxidized in this chemical reaction? 4Na(s) + O2(g) → 2Na2O(s)
asked by Maddie 
maths
3x2y=4 2x3y=6. using substitution method
asked by lateef 
Algebra
A student randomly selects one marble from the group of marbles shown below and then tosses a balanced coin. 3 red marbles 4 green marbles 2 blue marbles A. What is the probability that the student will select a green marble and then toss a heads? Show all
asked by TheAsker 
math
Which statement correctly describes the slope of the linear function that is represented by the data in the table? x y 8 –8 8 –4 8 0 8 4 8 8 The slope is positive. The slope is negative. The slope is zero. There is no slope.
asked by rce 
Math
The third term of an Ap is 9 while 11th term is 7 find the first 5th term of the Ap
asked by Rasheed 
math
Solve for W. A=9W  I'm so confused and I have no clue how to solve this. Can someone please help??????????
asked by reeeeeeeeeeeeeee 
US History
In 3–5 sentences, describe the Hoover administration's initial response to the Great Depression. Choose 2 examples.
asked by zaddy 
Calculus
Here is a graph of the derivative y’ of a continuous, differentiable function. For approximately what values of x between 5 and 5 does the original function y have inflection points. Is it 4 inflection points? paste.pics/fa14942466016d4a8e4a0678cf9d8cbb
asked by Sarah 
Math
In a senior secondary school, 80 students play hockey or football. The number that play football is 5 more than twice the number that play hockey. If the 15 students play both games and every student in the school playsat least one game, find: The number
asked by Anonymous 
mathematics
a tree casts a shadow of 34 feet at time when a 3foot tall child casts a shadow of 1.7feet. What is the height of the tree?
asked by tefera Kassa 
math
Ama is 4 times older than her brother.Ama is 16 years.how old will they be in 12 years time.
asked by Vandyck 
Math
Which function describes the arithmetic sequence shown? 1, 7, 13, 19, 25, 31, ... A) ƒ(x) = 6x + 5 B) ƒ(x) = 5x + 6 C) ƒ(x) = 5x − 6 D) ƒ(x) = 6x − 5
asked by Anonymous 
Chemistry
What concentration of Ag+ is in equilibrium with 3.0×10−6 M Co(CN)3−6 and Ag3Co(CN)6(s)? Ag3Co(CN)6 > 3Ag^+3 + Co(CN)6 ^3 I worked the problem as such: Ksp= 3.9*10^26 3.9*10^26= [3x]^3 * [x] 3.9*10^26= [3x]^3 * [3.0*10^6] Divided both sides by
asked by Catherine 
Civic
The purpose of the petition sent to king George 3 was
asked by Anonymous 
science
A container of water is knocked off a 10.00–meter–high ledge with a horizontal velocity of 1.00 meters/second. Calculate the time it takes for the container to reach the ground.
asked by Anonymous 
Careers
Which careers are possible for me to do? Maths lit,geography,history,tourism
asked by Libo 
Biology
Explain how stream volume and speed affect the size, shape, and flow of streams and rivers. Can you explain it in at least 6 sentences? Thank you so much!
asked by Help is Always appreciated 
algebra
Which of the following are equivalent to 45%? Choose all that apply. 0.045 0.45** 9/10 9/20**
asked by 21 pilots (not really) 
English
"people from different parts of the world can respond to the same story if it says something to them about their own history and their own experience" Chinua Achebe Write a short essay (2 paragraphs) help
asked by MIA 
English
Paragraph 1 Background You’ve applied for a specific job in your field of study. The Human Resources Department arranges an interview and tells you to bring with you a polished piece of writing for them to evaluate your writing skills. The paragraph must
asked by xilacheng91 
Physics
Total left direction moments of a coplanar system of forces are given by G, 2G and 4G about the points (0,0) , (1,2) and (2,5) respectively. Find the magnitude and the equation of the line of action of the resultant. (G doesn't equal 0) I know that the
asked by Ashley 
precal
f(x)=2x+4 and h(x)=x^3 find (h o f)(2)
asked by jill 
English
Frost state "play is the chief vehicle for the development of imagination and intelligence, language, social skills, and perceptualmotor abilities in infants and young children" Can you please explain this person's beliefs from this quote?
asked by help me please!! 
math
a right VEFGH with a square base of 8cm and a slant edge of 20cm. Points A, B, C and D lie on the slant edges of the pyramid such that VA =VB = VC = VD =10cm and plane ABCD is parallel to the base EFGH. (a) Find the length of AB. (b) Calculate, correct to
asked by King 
Math
A piece of land ABCD earmarked for building subcounty hospital. in meters (a) Write down the ordinates of curves AB and DC for x = 0, 200, 400, 600, 800, 1000 and 1200. (b) Use trapezium rule, with 6 strips to estimate the area of the piece of land ABCD,
asked by King 
Social Studies
Why did the monks and nuns promise to live their entire lives within their religious communities? A. They needed to live alone to practice Christianity freely. B. They made a vow to devote their entire lives to god.***** C. They could better provide
asked by Unknown 
English
"so much snow" written by Robert Munsch what message it gives? 5 point, please
asked by help me please!! 
Social Studies
1. How is the size of a legislative district determined? a. by geographical boundaries b. by city limits c. by the apportioned population d. by country boundaries
asked by kazo 
visual arts
thearrangement
asked by jacey 
math word problem
Organizers for a local race plan to provide 4 water bottles for each runner, 328 people have signed up to run in the race which of the following equations represent the this situation and what does the variable x represent A) 328/x=4, x=number of water
asked by help 
Maths
Rounding off 87392 to the nearest 1000
asked by Anonymous 
Math
In a candy bar, 165 calories are from sugar. There are 250 calories in the candy bar. What percent of the calories are from sugar. A=58 B=82 C=60 D=66<  Please correct me if I am wrong I need to get this done.
asked by Desperate 
Math
A group of people were asked if they had run a red light in the last year. 238 responded "yes", and 196 responded "no". Find the probability that if a person is chosen at random, they have run a red light in the last year
asked by Eddy 
Social studies
How many provisions were there of the Treaty of Tordesillas? And what are they? i could really use some actual help, not just articles
asked by DOGE 
math
elimination method 4p+3q=6 and 3p5q=1o
asked by Anonymous 
Algebra
I wanna make sure I understand how to do this so, the math problem is 25+37 the answer would be 12 right?
asked by Shar 
history
HELP ME PLEASE! Please remember to follow these rules to get the best grade possible 1. Please write in complete sentences and use appropriate punctuation when answering the question. The Triangle Shirtwaist Company fire in New York City was one of the
asked by jayyy78 
Earth Science
What provides evidence of an increase in animal species at the same time that atmospheric oxygen concentrations increased?(1 point) rust deposits anaerobic organisms fossil record stromatolites
asked by Madi 
Technology
`Think about the last business that you purchased a product or a service from. What three types of software might they need? Why would they need them? I don't understand the question, could I get a little help please and thank you!
asked by Sam 
history
Which belief did Presidents Roosevelt, Taft, and Wilson share?
asked by Stressed Otaku 
Earth Science
In a small bay that contains a coral reef, the water temperature has remained the same for decades. Recently, scientists discovered that the water temperature in the bay has increased by 1°C. Which is most likely to happen?(1 point) The corals in the reef
asked by Madi 
science
The timber wolves, rabbits, and vegetation in a particular region of northern New York together constitute part of a
asked by Aron 
math
Quinn deposited $80 in a savings account earning 5% interest, compounded annually. To the nearest cent, how much interest will he earn in 2 years?
asked by Alexis 
history
How did the spoils system affect President James Garfield and his successor Chester A. Arthur?
asked by Stressed Otaku 
Math
You collect data on the number of children for each other woman in a random sample of 100 adult women in the United States. Think about the amount of children most women typically have (is the average 23 children or 89 children?). Picture or sketch out
asked by Zane 
Physics
A 89.0 kg person stands on one leg and 90% of the weight is supported by the upper leg connecting the knee and hip jointthe femur. Assuming the femur is 0.640 m long and has a radius of 1.90 cm, by how much is the bone compressed?
asked by Bob 
math
Which exponential expressions are true? Select two answers. A. 4 ⋅ 4 = 2 4 B. ( 5 + 2 ) 3 = 5 3 + 2 3 C. 8 ⋅ 8 ⋅ 8 ⋅ 8 = 8 4 D. 3 ⋅ 3 ⋅ 3 = 3 27 E. ( 6 − 1 ) 2 = 5 2
asked by help 
math
Which pair of ratios can form a true proportion 7/4 21/12*** 6/3 /56 7/10 6/7 3/5 7/12 I just need to check my work
asked by bee_bro 
Math
6 1/2 x 1 1/3 A. 5 1/6 B. 6 1/6 C. 7 5/6 my answer D. 8 2/3
asked by James charles 
Calculus
Rebecca, Justin, and Robert are trapped in a rectangular room 8 feet deep and 10 feet tall. Two opposing walls are closing in at a rate of 1 foot per minute. If the water in the room is 2 feet deep when the moving walls are 12 feet apart, how fast is the
asked by Matthew 
Math
Solve for the length of the unknown side in the following right triangle. (Side AC is the hypotenuse.) Round your answer to two places, where applicable. Side AB Side BC Side AC 3 4 ?
asked by Edd 
math
2 1/3x =7 7/8 3 3/8 3 1/2  3 5/8  4 1/4** my answer
asked by James Charles 
Calculus
Rebecca, Justin, and Robert are trapped in a rectangular room 8 feet deep and 10 feet tall. Two opposing walls are closing in at a rate of 1 foot per minute. If the water in the room is 2 feet deep when the moving walls are 12 feet apart, how fast is the
asked by Matthew 
English
Paragraph 2 Background Your favorite cousin has moved to your town and is looking for a job. Her previous experiences are working as a cashier and sales clerk at two department stores. You know she plans to apply to similar stores in your town. But you
asked by xilacheng91 
physics
A brass cube 6.0 cm on each side is placed in a pressure chamber and subjected to a pressure of 1.2×107 N/m2 on all of its surfaces. By how much will each side be compressed under this pressure?
asked by matt