Questions Asked on
January 29, 2018

Math
An astronaut on the moon throws a baseball upward. The astronaut is 6 fee, 6 inches tall and the initial velocity of the ball is 30 feet per second. The height of the ball is approximated by the function s(t)= 2.7t^2 + 30t + 6.5 The ball will never reach
asked by Ciara 
ELA
which of the following elements should be included in an argumentative essay select all that apply a clear thesis statement opinions from various sources evidence and support to address counter arguments a clear orgenazation story telling elements cause
asked by mr. e 
math (log)
Express as a single logarithm 2log3 + 4log2 I'm confused as to how to do this, I keep getting the wrong answer. Thank you!
asked by Laura 
Math
The price of a gallon of unleaded gas was $2.86 yesterday. Today, the price fell to $2.81 . Find the percentage decrease. Round your answer to the nearest tenth of a percent.
asked by Nayomi 
accounting
a drug company has a monopoly on a new patented medicine. the product made in either of two plants the cost of production for the two plants are MC1=10+2Q1 and MC2=25+5*Q2. the firms estimate of demand for the product is p=20003(Q1+Q2). how much should
asked by lety 
TX_HISTORY
how did farming continue to be profitable for landowners even after the end of slavery a.landowners used former slaves to work for free. b.Landowners used child labor. c.landowners took advantage of sharecroppers d.landowners only allowed former slaves to
asked by HELP ASAP 
science 6 class
Explain how could use a spring,a ruler,some standard masses and some graph paper to find the weight of an unknown object.Explain how could use a spring,a ruler,some standard masses and some graph paper to find the weight of an unknown object.
asked by Anonymous 
Calculus II
Sketch the region enclosed by 2y=5x^(1/2), y=3, 2y+4x=9. Decide whether to integrate with respect to x or y, and then find the area of the region.
asked by Natalie 
physics
A 20 kg sphere is at the origin. A 10 kg sphere is at (x,y) = (30cm,0cm) and a 30 kg sphere is at (0cm,40cm). Calculate the gravitational force on the 10 kg sphere, resulting from the other two spheres. Please help! Thanks
asked by Amena.S 
Algebra 2
The motion of a ball scooped by a field hockey player can be modeled by h= 16t + 40t, where t is the time in seconds and h is the height of the ball. Will the ball ever reach 22 feet? I don't understand how to solve this. Help?
asked by huncho jack 
MATH
15. Write a function rule that represents y is 5 less than the product of 4 and x. 16. Write a function rule that represents 7 less than three fifths of b is a. 17. Write a function rule that represents the almond extract a remaining in an 8 oz bottle
asked by Please help 
ELA
which of the following citations in a works cited page uses proper MLA style? A paul smith the night on the river New york penguin 1987 print. B the night on the river new york penguins 1987 print. C smith paul the night on the river new york penguins 1987
asked by gregory 
Science
Is it possible to have very little power but use a lot of energy? How?
asked by Pedro 
Math
Marcus divided his rectangle into five equal parts. He plans to color the rectangle red,white,blue,green and orange what is the area of the part of the rectangle he will color red?
asked by Anita 
Math
1:If the measure of
asked by Help 
physics
A boy jumps from rest, straight down from the top of a cliff. He falls halfway down to the water below in 0.993 s. How much time passes during his entire trip from the top down to the water? Ignore air resistance. Pls help and explain!
asked by Amena 
Calculus 2
Find the area bounded by the curves y=sin(4x) and y=0 for x between x=0 and x=3pi/8.
asked by Natalie 
Social Studies
In the text, you read this about the Progressive Era: Progressives like La Follette wanted voters to participate more directly in government. Since Andrew Jackson’s time, party leaders had picked candidates for local and state offices. Progressives
asked by Khalessi 
physics help
A sphere of unknown mass with a net charge, Q is released from rest in a uniform electric field, E. After it travels a distance,d , it acquires a kinetic energy, K . Find the magnitude of the electric field in terms of K,Q , and .d [Hint: remember the
asked by anonymous 
MAth
5a/3√x Rationalize the denominator
asked by Ciara 
Science
Electrical energy is required to decompose water into hydrogen and oxygen. True or False
asked by Marcus 
Calculus help
The function is continuous on the interval [10, 20] with some of its values given in the table above. Estimate the average value of the function with a Right Hand Sum Approximation, using the intervals between those given points. x 10 12 15 19 20 f(x) –2
asked by Rich boi 
Geography
What are the nine nonchines cities that zheng he visited on his expeditions? Would you include islands such as Ceylon, Sumatra, Java? Is Chittagong in China? Mombasa,Malindi, Jidda, Mogadishu, Aden, Hormuz, Calicut
asked by Anonymous 
math
Billions of dollars have been raised to help in the fight against malaria. The following table shows the value of some of the donations: What is the average of the values listed in the table?
asked by Marcus 
English
Identify how the underlined word in each sentence is used. 1:Aunt Nan took the (message) for Walter and her. A:direct object*** B:indirect object C:object of the preposition D:object of verbal 2:We joined Mark and (them)on the observation platform.
asked by anonymous 
physics / electricity question
A sphere with a mass m and a net charge Q is tied to a string and placed in a uniform electric field E. Once the sphere has come to equilibrium, the string makes an angle theta. Find the charge Q in terms of E, m, and theta. I am not sure how to combine
asked by anonymous 
ELA plz halp
If you paraphrase from a source without providing a citation this is known as______. A: copying B: plagiarizing C: evaluating D: summarizing
asked by Darkdream 
Interpersonal comunication
The average speaking rate is A. 140 words per minute. B. 160 words per minute. C. 120 words per minute. D. 100 words per minute. my answer is c.
asked by Prisila 
math
Raziya has 9 stamps that are each 3 cm long. Will all 9 stamps fit into a single row across a stamp album that is 24 cm across
asked by subashini 
Math help again!
Solve each system of inequality by graphing 17)y>x+5 y
asked by that emo girl! 
Chemistry
Convert 4.39 × 103 m to the equivalent length in nanometers. please explain how to do it I have no idea where to start! Thank You
asked by sarah 
Pre calc
Use the Pythagorean indentities rather than reference triangles. Find tan θ and cot θ if sec θ=8/7 and sin θ
asked by Bill 
AFRICAN
HELLO, MY NAME IS UDAL YAM I AM FROM NIGERIA, I JUST MOVE TO DA AMERICAS. PLES HELP ME WITH MY HOMA WORK. THE QUESTION IS HOW ARE FEDERAL JUDGES ELECTED?
asked by nigerian 
Math
3,9,27,81,243 what is the rule for this sequence?
asked by Hdhwbsbgdbah 
Maths
A football pitch is 95m by 65m. A white line is marked out around the whole perimeter of the pitch. How long is the white line?
asked by chris.k 
Math
2x^2x28=0 Completing the square.
asked by Ciara 
Language arts
I am writing a poem for class, so is this good? Love It can be perfect, it can be cruel, but can be broken by a fool. How can something so craveable, be breakable? One word misheard, one look is all it took, to end love. Love, you thief, you criminal, you
asked by Rylie 
Math
I Can Multiply The Number Of_______In A Polygon By________To Find The Sum Of Its Interior Angles
asked by Sarah 
Social Studies
Which is not true of both city and county government in Georgia? a. both can collect taxes b. both can become municipalities*** c. both provide public health services d. both provide police and fire services
asked by Anonymous 
Calc: Limits
how to calculate the limit: *I got confused especially with the square root. 1. lim as x approaches 2 (squareroot x^2 +5)3 / (x2) 2. lim as θ (theta) approaches zero (tan^2 (5θ) / (sin (3θ) sin (2θ) )
asked by A 
math
how to find triangular numbers
asked by john 
Chemistry
how would ypu prepare 80.00mL of a 7.5% solution of MgSO4 7H2O using solid MgSO4 7H2O and water?
asked by Cole 
Calculus help
f(x) and g(x) are a differentiable function for all reals and h(x) = g[f(5x)]. The table below gives selected values for f(x), g(x), f '(x), and g '(x). Find the value of h'(1). x 1 2 3 4 5 6 f(x) 0 3 2 1 2 0 g(x) 1 3 2 6 5 0 f '(x) 3 2 1 4 0 2 g '(x) 1 5
asked by Rich boi 
Algebra
Select the answer choice that most accurately evaluates whose equation is correct. Tania is partially correct. The amount of money Thu makes, y, is equal to the product of the number of jars he sells and 12, but she is correct that the booth fee is not a
asked by Mai 
Science
Which of the following does NOT happen when vinegar and baking soda react? true or False?
asked by Marcus 
Science
If I want to do an experiment to find which route to class is faster (route 1 or route 2), what would be my control group and what would be my treatment group in the experiment?
asked by Lori 
History
The want concert, arising from the want of a general authority and from clashing and dissimilar views in the State, has hitherto frustrated every experiment..., and will continue to do so as long as the same obstacles to a uniformity of measures continues
asked by anonymous 
math
13/3 + 35/4 divided by 21/4 =
asked by john 
Social studies
What is a reason of the Missouri come first not have lasting effects? A: it only applied to the lands of the Louisiana purchase. B: it only applied to the land of the Mexican Cession. C: it relied on popular sovereignty D: it limited number of states that
asked by Molly(: 
Physics
From the standpoint of energy and power, what are the advantages for a car with high horsepower? What are the disadvantages?
asked by Anon 
math
(4/3 x 4/3) x (3/2 x 3/2) divided by 2 2/5 =
asked by john 
Math/Science
Reaction Time (ms) Cue Colour Green Red Bicolour (red only) 1 680 650 460 2 480 470 310 3 350 300 270 4 300 470 300 5 320 290 610 6 260 290 300 7 290 220 340 8 260 280 230 9 320 250 260 10 440 330 11 270 230 12 270 220 13 250 280 14 250 260 15 250 300 16
asked by Mary 
5th grade Math
1. Stan brought candy for his friends that weighed 7/8 pounds. If he split it up equally among himself and 4 other friends, how much candy did they each eat? (7/8) /5 = (7/8)*(1/5) = 7/40 pound 2. Yesterday, Jill drank 6 gallons of water this week. If her
asked by Jared 
Physics AP
An object is moving in a circle with a radius of 1.44m. The object is rotating with period of .255 seconds. How many revolutions does the object make in 197.0 seconds?
asked by Leah 
Science
Is there anyone that has done the physical science b virtual momentum lab that can help me with it?
asked by IWouldAlwaysOpenUpTheDoor 
Science
A frog’s intestine absorbs toxins, such as venom in insects, along with nutrient s. The liver then filters these toxins out. Why is this filtering so important?
asked by Evan 
Algebra
The area of a rectangular floor is represented by 9x^2+15x square feet and the width of the floor is 3x feet. Which expression represents the length of the floor? a. 8x ft b(3x+5) ft c(3+5x) ft d(9x^2+12x)ft I don't know how to solve this. Help please!
asked by softball lover 
TX_HISTORY
What econmic effect did the GREAT WESTERN TRAIL have on the development of Texas? a. the trail encouraged many cattle drives b.the trail allowed for cattle to be sold in faraway markets. c.the trail influenced the sale of barbed wire. d. the trail helped
asked by HELP ASAP 
TX_HISTORY
Describe ways in which the reservation system was beneficial to settlers but harmful to the American Indians
asked by HELP ASAP 
social studies
What does NSWMA
asked by ms suzie 
Chemistry
What's the colour of NaAlO2 ?
asked by Pakaya 
CHM 114
Calculate the [MnO4] concentration of the diluted sample when the sample is prepared in the following manner. Add 2 drops oxalic acid, 4 drops permanganate and 8 drops water. The original permanganate is 0.25M. Help!
asked by Hannah 
Pre calc
Perform the indicated operation and simplify the result Tanx(cotxcscx)
asked by Jacob 
Math
Find the unit rate. In 10 months, 62.6 gallons were used. A. 0.16 gallon/month B. 10 gallons/month C. 6.3 gallons/month D. 626 gallons/month********************
asked by I Dont Matter 
physics
how do we hear our own voice even when we close our ears
asked by DEE 
I love math science
Label all the part of speech in the sentence
asked by Wendy 
math's
Three cubes each of volume 125 cm are joined end to end to form a cuboid. find the total surface area of cuboid.
asked by Anonymous 
math's
Three cubes each of volume 125 cm are joined end to end to form a cuboid. find the total surface area of cuboid.
asked by Anonymous 
Math
Two mountains are 1020 m and 1235 m high. Standing on the summit of the lower one I look up through an angle of elevation of 160 to see the summit of the higher one. Calculate the horizontal distance between the two mountains and the distance between the
asked by Izzy 
Math
9p17=10 3 16 18** 16
asked by Future Obama 
Math
A right circular cone has a height of 9 cm. Its slant edge makes an angle of 230 with the central axis. Calculate the radius of the base.
asked by Izzy 
Math
A theatre has 11 rows of seats which have 1 to 10 series. Unmatched numbers have 15 seats and 16 seats have matched numbers . How many sets are there in theatre?
asked by Bal 
science
How do the secretions from the liver and pancreas interact with each other in the small intestine?
asked by anonymous 
Math
7% of what is 35
asked by Help 
Algebra 2
Factor 3x^2 + x  4 Help?
asked by huncho jack 
Geometry
Find the missing angle in the figure 94° 109° 103° 113° x° A242 B301 C116 D59
asked by Aidannn 
Pre calc
Evaluate by using the Pythagorean identities Find sin θ and cos θ if tan θ=1/6 and sin θ >0
asked by Bill 
Math
There are 22 events at an indoor track and field meet.the ratio of track events to field is 8:3.hiw many of the events are track events?
asked by Sofia 
Math
2v  7 =23 15 8 8 15** Please help I do not know how to do these!
asked by Squib 
physics
Over a time interval of 1.98 years, the velocity of a planet orbiting a distant star reverses direction, changing from +21.9 km/s to 17.2 km/s. Find (a) the total change in the planet's velocity (in m/s) and (b) its average acceleration (in m/s2) during
asked by Amena 
World History
What was one of Maria Theresa's successes as an absolute monarch? A. uniting the German states** B. forcing Frederick out of Silesia C. strengthening royal power D. adding Hungary to the Hapsburg empire I said A please check my answer.
asked by Anonymous 
Statistics
H(o): u=10 H(o): u>10 (sigma)=2 n=25 In your research, you will fail to reject the null hypothesis if your sample average is less than 10.82 a) What is the probability of making a Type II Error if the true value of "u" is 10.26? b) What is the power of
asked by Molly 
Cal 2
Find the points of intersection of the graphs of the functions y=4x^225 and y=0. 5/2,5/2 Find the area bounded by the curves y=4x^225, y=0, x=1, x=3.5. PS the area is not 54 I already tried.
asked by Natalie 
History
1:Which philosophers of the European Enlightenment influenced the founding documents of American government through their theory of a social contract? A:Michel de Montaigne and Denis Diderot B:Charles de Montesquieu and Mary Wollstonecraft C:Thomas Hobbes
asked by anonymous 
Health
2. Which main body system is responsible for breaking down food for energy?
asked by Hippo 
dynamics
A worker drops a wrench from the roof of a tall building 100m above the street and at the same instant shouts a warning to the people below. If sounds travels 340 m/s, how long after the warning is heard below does the wrench strike?
asked by ryan 
NM History
Based on your learning in this unit, what is one place that holds special significance for native american identity in new mexico? Give two reasons to justify your choice.
asked by Bob 
Biology: Genetics test
14. DNA replication occurs in the _________ of __________ cells. A: Nucleus : Eukaryotic
asked by BemoGeno 
Math
Write each addition vertically.Decide which new groups you will make,.Then,add to see if you were correct.256+273
asked by Isha 
Math
13 more than the product of m and 5
asked by Nathan 
physics
How much work in eV is required to bring three charges of 6.8x1018C from a great distance apart to 5.04x109m from one another (at the corners of an equilateral triangle)?
asked by sally 
physics
How much work in eV is required to bring three charges of 5.4x1019C from a great distance apart to 3.76x108m from one another (at the corners of an equilateral triangle)?
asked by sally 
Math
There was a surge in math club membership after the fun Halloween party. When the principal asked Mrs. Germain how many students were currently in the club, she replied, "Three times our number plus a third of our number plus a fourth of our number plus
asked by Anonymous 
Can someone help me Math problem!!
Determine whether the ordered pair is a solution of the linear inequality. 9)x5x12;(6,1) Can someone help me with these two question please!!?
asked by that emo girl! 
Algebra 2
Which describes the number and type of roots of the equation x^3  4x^2 + 50x + 7 = 0? a. 1 positive, 2 negative b. 2 positive, 1 negative c. 3 negative d. 3 positive How do I figure this out?
asked by huncho jack 
Math please help
There was a surge in math club membership after the fun Halloween party. When the principal asked Mrs. Germain how many students were currently in the club, she replied, "Three times our number plus a third of our number plus a fourth of our number plus
asked by Anonymous 
Texas History
Question #5: How did the buffalo soldiers effect the Texas frontier? A. They supported the reservation system. B. They fought the Comanche, who eventually surrendered. C. They fought the federal troops, who eventually surrendered. D. They developed new
asked by Tommy J. 
music
it is common for a Baroque piece of music to? A: Slow down and speed up B: remain constant in tempo **** C: limit the amount of chords used D: be performed mainly on brass instruments. I chose B as my answer could someone please tell me if I am even close
asked by CJ 
Math
Find the cost of a circular carpet whose diameter is 18.2m at rate of Rs.32m^2
asked by Aaaa 
Interpersonal comuncation
At a business convention, you observe two people in conversation. The one who's talking right now is standing erect, making strong but controlled hand gestures, and looking directly at the other person. The other person is standing on one leg, looking
asked by Prisila 
spanish:check answers?
Completa las oraciones con la mejor forma del verbo en el futuro o en el condicional según el sentido de la oración. 1. El portavoz del gobierno dice que los refugiados ___ listos para salir al mediodía. estaremos estaríamos estarían (this one?)
asked by Anonymous 
englies
Using a “CuaseandEffect Chain” explain why leaves change color and fall from the tree. Used details from the story.
asked by Chris 
University Organic Chemistry
Lab questions to Diels Alder butadiene experiment : Why do the anhydride groups of the maleic anhydride reactant help the DielsAlder reaction go faster? Why does the diene need to be in the scis conformation to give the cyclic product? Why is it not
asked by James 
Chemistry
The equilibrium constant based on concentration is Kc = 190 for the reaction of carbon monoxide with hydrogen gas at 1000K. What can you infer about the relative rates of the forward and reverse reactions when the gases have the following concentrations at
asked by SarahF275 
math
(a) Tyler takes the 10 pieces that were left from each board after his father cut the 2.25footlong boards. He lays them end to end on the ground. • What is the total length of the 10 pieces? • Use words and numbers to explain how you found your
asked by K. 
Interpersonal comunication
An unwillingness to listen or agree can be communicated through A. chewing of the lips or nails. B. slumping. C. arms crossed over the chest. D. squinting. answer c.
asked by Prisila 
Math
Solve each system by graphing. Check your solution. 11) y=1/2 x + 7 y=3/2 x + 7 13) y=x  4 y=  x Can someone help me understand help me figure it out these two question??
asked by that emo girl! 
interpersonal comunication
Using verbal and nonverbal cues to interpret a speaker's attitudes and emotions is often referred to as listening A. by intention. B. to intention. C. for intention. D. with intention.
asked by Prisila 
math (trig)
Given tan 0 = 5/12 determine the possible values of 0 to the nearest hundreth So what I did is find that tan1(5/12) equals 0.35. Then because tan can be negative in quadrants 1 and 3 subtract 0.35 from pi and then from 2pi. So I got 2.79 and 5.933 I'm
asked by Laura 
Chemistry
please explain how to do it I have no idea where to start! Thank You If you burn 30.2 g of hydrogen and produce 2.70 × 102 g of water, how much oxygen reacted?
asked by sarah 
Math
what fraction would you use to find 66 2/3 of 72 mentally
asked by Alec 
Math
4m/√m5
asked by Ciara