# College

college algebra
graph the following function using transformations, be sure to graph all of the stages one graph, state the domain and the range y=x^2+12x

college algebra
given the functionf(x)=x^3+3x find the rateof change between the two stated values for x:1 to 2 find the equation of a secant line containig the given points (1,f(1))and (2,f(2))

college algebra
For the given equation list the intercepts. Y= -2X/(X^2+1) I think I Have this right I am not for sure? y=-2x/(x^2+1) (0)=(-2x/x^2+1) -2x/x^2+1=0 -2/x+1=0 -2/x+1+0 -2/x*x+1*x=0*x -2+x=0 x=2 y-intercept y= -2*0/(0)^2+1 y=o/0^2+1 y=0+1 y=0/0+1 x-intercept:(2,0) y-intercept:(0,0)

college math
a math student borrowed \$9300.00 from his local bank at 7% compounded quarterly to pay for his studies. the loan is to be repaid by equal payments at the end of every quarter over a two year term. a)construct the amortization schedule for the loan. b)calculate the total interest.

statistik and probability
n a college class of 250 graduating seniors 50 have jobswaiting. 10 are going to medical school, 20 are going to lawschool, and 80 are going to various other kinds of graduateschools. Select one graduate at random. a. What is the probability that the student is going ...

college math
two bakeries produce three types of cookies, chocolate chip, sugar, and peanut butter. the cookies are produced in batches containing some of each type of cookie. the cooks will not break up a batch, so you must buy an entire batch of cookies if you want any cookies. mrs. ...

General Chemistry 1 college class
The tomato is dropped. What is the velocity, , of the tomato when it hits the ground? Assume 82.7 of the work done in Part A is transferred to kinetic energy, , by the time the tomato hits the ground. Express your answer numerically in meters per second

college physics
A cruise ship of seniors is moving due west with an engine speed of 60km/hr when it encounters a current from the North at 20Km/hr. What is its relative velocity due to this current? (speed and angle) What course correction does it need to continue due west? (new angle and ...

college physics
A cannonball shot at an angle of 60 Degrees had a range of 196m. What was its initial speed?

college physics
A 3rd baseman is throwing a ball to 1st base which is 39.0m away. It leaves his hand at 38.0m/s at a height of 1.50m from the ground and makes an angle of 20 Degrees. How high will it be when it gets to 1st base.

college physics
A ball is thrown from a 20.0m high building and hits the ground 6.0m from the building. With what horizontal velocity was it thrown?

College Physics
At t=0 the current to a dc electric motor is reversed, resulting in an angular displacement of the motor shaft given by theta(t)= 258t - 20.4t^2 - 1.47t^3 How many revolutions does the motor shaft turn through between the time when the current is reversed and the instant when ...

college physics
When the displacement of a mass on a spring is one half of the amplitude of its oscillation, what fraction of the total energy is kinetic energy?

college algebra
find the center and radius of the circle. Write in equation form. (4,8) and (13,8)

college algebra
find the line that is perpendicular to the line y=1/3x+4 and contains the point (-9,0)

college algebra
find the equation for the line with the given properties. Express in slope intercept. containing points P=(-5,1)and (-3,0)

I am wondering if someone could let me know whether my calculations for the critical ratio is correct. I've included the problem and my portion of the work I'd like some help on. Hi-Ho Yo-Yo, Inc. It was a little past 9:00 on a Monday morning when Jeff Baker walked into your ...

Chemistry (College) URGENT
1.6g of an unknown monoprotic acid (HA) required 5.79 mL of a 0.35 M NaOH solution to reach the equivalence point. Determine the molar mass of the acid and given that the pH at the half way point to the equivalent point is 3.86. Calculate the Ka of the unknown acid.

college algebra
list the intercepts and test for symmetry. y=-8x/x^2=49

college algebra
find the equation for the line with the given properties. Express in slope intercept form. Containing points P=(-3,-4) anda Q=(-1,-1)

college algebra
find the equation of the line in slope inntercept form. (-1,1) and (-2,1) I know that I have to use m=y^2-y^1/x^2-x^1 which is slope form then I get: m=1-(1)/-2-10 which I substitue m= ? is where I get lost but then I know the next part is: y=mx+b then I am lost from here on ...

college algebra
if (a,-20) is a point on the graph of y=x^2+9x, what is a?

college algebra
the midpoint of the line segment from p1 to p2 is (-1,3). if p1=(-6,7) what is p2?

College math
(2-3i)(3+5i)

College math
-15-√-18/33

College math
(-2+√-11)^2

College math
√-81- √-144

College math
3/4+i

College math
-8i(2i-7)

College math
(-2+6i)+(4-i)

Art 101 college
Explain how Florence reflects the ideals of the dominant city-state and how some of the geographical, economical, social, and artistic forces shape this ideal. Use one example from Gardner’s Art through the Ages and one example from the Internet.

college math
3.15 A bank branch located in a commercial district of a city has developed an improved process for A bank branch located in a commercial district of a city has developed an improved process for serving customers during the noon-to-1:00 p.m. lunch period. The waiting time, in ...

You helped me with this question and this is what I got but my Professor says that each x and y intercept needs to have a coordinate. Where did I go wrong?? Can you help me? x^2+y^2+4x+2y-20=0 x^2+4x+4+y^2-2y+1=20+4+1 (x+2)^2+(y+1)^2=25--this is where you helped me. Then I ...

math
A class of college freshmen is composed of 110 students. Among these students, 75 are taking English, 52 are taking history, 50 are taking math, 33 are taking English and history, 30 are taking English and Math, 22 are taking History and Math, and 13 are taking all three ...

math
A class of college freshmen is composed of 110 students. Among these students, 75 are taking English, 52 are taking history, 50 are taking math, 33 are taking English and history, 30 are taking English and Math, 22 are taking History and Math, and 13 are taking all three ...

college algebra
write the equation of the circle in standard form find the center radius, intercept and graph circle x^2 +y^2+8x+2y+8=0

college algebra
for the given equation list the intercepts and test for symmetry y = x^3 -512

college calc
Approximate the square root of 64.3, y=x^(1/2). Starting point is the square root of 64.

college algebra
Write the equation of the circle in standard form. Find the center, radius and intercepts. x^2 + y^2 + 4x + 2y - 20 = 0

college algebra
y=3x/x^2 + 81 for the given equation, list the intercepts and test for symmetry.

college chemistry
If KHP sample #1 requires 27.30 mL of NaOH solution to reach an endpoint, what volume should be required for samples #2 and #3?

College Chemistry
What volume of the solution in 5a would be necessary to react completely with 23.00mL of 0.549M NH3 according to the equation: NiSO4+6NH3 -> [Ni(NH3)6]SO4 The molarity of ta is 1.667 x 10^-4M

College Chemistry
The specific Heat of gold is 0.128 J/g degrees Celsius. How much heat would be needed to warm 250.0g of gold from 25.0 degrees Celsius to 100.0 degrees Celsius

College Chemistry
Calculate the number of Joules released when 75.0 g of water are cooled from 100.0 degrees Celsius to 27.5 degrees Celsius

College Chemistry
Calculate the heat in joules needed to warm 225g of water from 88.0 degrees Celsius to its boiling point 100.0 degrees Celsius

physics college
A dog sled is pulled at an angle of 30 degrees with the horizon using a tension of 450N. If the sled has a mass of 50kg, then find the recoil, forward force and acceleration (if any).

SAT Essay
Assignment: Is there such a thing as success without sacrifice? Plan and write an essay in which you develop your point of view on this issue. Support your position with reasoning and examples taken from your reading, studies, experience, or observations. Essay: It is very ...

prob and stats
11. Assume that the population of heights of male college students is approximately normally distributed with mean m of 72.15 inches and standard deviation s of 6.39 inches. A random sample of 96 heights is obtained. Show all work. (A) Find (B) Find the mean and standard error...

COLLEGE MATH
ANDY PUT DOWN 1/14 INCH THICK SUBFLOORING.nEXT HE NAILED DOWN 3/16 INCH THICK UNDERLAY.ON TOP OF THAT , HE NAILED DOWN 4/14 INCH THICK HARDWOOD FLOORING.hAW THICK WAS THE RESULT?

physics college
A rocket booster fires in space with a force of 500N and moves the 10kg satellite from rest to motion in 2.1 seconds. Find the acceleration? What is the final speed of the satellite?

physics college
A lamp has a mass of 10kg and is supported by two wires that make an angle of 35 degrees between them. Find the tension in each wire?

college chemistry
A sample of helium occupies 1521 mL at 719 mmHg. Assume that the temperature is held constant and determine a) the volume of the helium at mmHg. b)the pressure, in mmHg, if the volume is changed to 315mL

college chemistry
How many gram of Zn would be necessary to produce 534 grams of Fe by the sequence of reactions shown below? Step 1 Zn + HCl ==> ZnCl2 + H2 Step 2 Fe2O3 + H2 ==> Fe + H2O

pltw
How do you envision applying your sketching skills in college?

I.E.D
How do you envision applying your sketching skills in college?

stats
A researcher hypothesizes that a new herbal supplement improves memory. A sample of n = 25 college students is obtained and each student takes the supplement daily for six weeks. At the end of the 6-week period, each student is given a standardized memory test, and the average...

NEED HELP ASAP, college math
Find the future value! Periodic payment: \$650.00 Payment interval: every month Term: 19 years, 2 months Interest rate: 4.75% Compound frequency: monthly

college math
Calculate the future value of an ordinary annuity consisting of annual payments of \$1,000 for 4 years if the payments earn 10.70% compounded annually for the first 2 years and 9% compounded annually for the last 2 years. For full marks your answer(s) should be rounded to the ...

college percentages
One number exceeds another by 24. The sum of the numbers are 58. What are the numbers? please help!

What do these mean? They are supposed to represent things but I don't understand them. C=2╥r for r, S=P+Prt for t, and A=2lw+2lh+2wh for h

college math word problem
A new car worth 45K is depreciating in value by 5K per year. How can I write a formula that models the cars' value,y, in dollars, after x years?Then using the formula determine after how many years the cars' value will be 9K.

College math
What do these mean? They are supposed to represent things but I don't understand them. C=2╥r for r, S=P+Prt for t, and A=2lw+2lh+2wh for h

College Algebra
The concentration C of a certain drug in a patient's bloodstream t minutes after injection is given by C(t)=50t/t^2+25. Determine the time at which the concentration is highest. Round your answer to the nearest tenth of a minute.

College chemistry
When your body metabolizes amino acids, one of the final end products is urea, a water so liable compound that is removed from the body as urine. Why is urea soluble in water, when hexamide, a related compound is not?

College chemistry
When your body metabolizes amino acids, one of the final end products is urea, a water so liable compound that is removed from the body as urine. Why is urea soluble in water, when hexamide, a related compound is not?

college physics
A student moves a box of books by attaching a rope to the box and pulling with a force of 80.0 N at angle of 45o. The box of books has a mass of 25.0 kg and the coefficient of kinetic friction between the bottom of the box and the sidewalk is 0.43. Find the acceleration of the...

college statistic
there are 10 candidates to fill 3 spots. how many teams can be formed

College Chemistry
Two moles of Mg and five moles of O2 are placed in a reaction vessel, and then the Mg is ignited to produce Mg (F.W.= 40.31 g/mole). What is the actual mole ratio, the calculated mole ratio, how many moles of MgO are formed, and what is the weight of MgO formed?

College Chemistry
Using the molar volume (STP) or the ideal gas law equation, determine the molar mass,g/mole, of each of the following. A: 11.2g of a gas that has a volume of 1.50Lat STP? B: .0710g of a gas that has a volume 825ml at 1 atm

College Chemistry
A 14.0 g sample of Krypton has a temperature of 25C at 625mm Hg. What is the volume, in Milliliters, of the krypton?

College Algebra
An arrow is launched upward with a velocity of 54 feet per second from the top of a 75 foot building. What is the maximum height attained by the arrow in feet?

College Physics
A uniform horizontal rod of mass M and length l rotates with angular velocity w (omega) about a vertical axis through its center. Attached to each end of the rod is a small mass m. Determine the angular momentum of the system about the axis. Write you're answer in terms of M, ...

college alegebra
√3x-2+√2x+5+1=0 Could this square root problem be solved by using a graphing TI-84 Plus calculator? If so, will you please tell me how to do it. Thanks

College Algebra
The half-life of a radioactive material is about 34.6 years. How much of a 1-gram sample of the material is left after 30 years?

College Math
Find the area of a rectangle if three of its corners are (-3.7, -3.1), (1.2, -3.1), and (1.2, 5.3). Hint: find the 4th corner first.

College Math
Using EZgraph, graph the following equations; calculate the slope, x-intercept, and y-intercept, and label the intercepts on the graph. 3. 4.9x – 7.2y = 2.3 4. 2x = -8 5. 3.7x + 4.2y = 5.03

College Math
Mary buys \$32,000 worth of gold, and sells it a year later for \$41,000. If she is required to pay 23% capital gains tax on her profit, how much tax will she pay?

College Math
Find an equation in slope-intercept form passing through the points (-4.7, 16.3) and (-2.9, 16.3). Hint: first find the slope!

College Math
A temperature of 38 degrees Fahrenheit (F) is equivalent to 276.483 degrees Kelvin (K), while a temperature of 75 degrees F is equivalent to 297.039 degrees K. (a) Using the algebra methods from this class, find the equation converting Kelvin temperature to Fahrenheit.(Hint: ...

College Math
A clarinet factory wants to maximize profits. They can produce 250 clarinets per week at a cost of \$300 per clarinet, and sell them for \$1000 per clarinet. And, they can produce 350 clarinets per week at a cost of \$275 per clarinet, and sell them for \$900 each. How much profit...

College Math
Find the area of a rectangle if three of its corners are (-3.7, -3.1), (1.2, -3.1), and (1.2, 5.3). Hint: find the 4th corner first.

Question regarding career options
I have a few questions about my possible future! I plan on majoring in sports medicine and nutrition. Id also like to obtain my personal training degree while in college. I plan on one day also having my own gym franchise or business. As you can see, I LOVE fitness:) Would ...

College Calc
Problem: y=sqrtx ^1/x. Find DY/DX. ln(f(x))=lnx^1/2x or lnx to the 1/2x 1/2x lnx product rule (1/4x^2)(lnx)+(1/x)(1/2x) is the product rule correct? What do i do after this product rule?

College Physics
13. What is the magnitude of the gravitational force that acts on two particles? Assume that particle 1 (m1) is 12 kg and particle 2 (m2) is 25 kg, they are both separated by a distance of 1.2m

College Discrete
An urn contains n > 0 white balls and m > 0 black balls. Consider the experiment where two balls are drawn without replacement. What is the probability that the balls are of the same color? What is the probability of this event, if the balls are drawn with replacement? ...

College Algebra
Perform the indicated operation and simplify if possible. Assume any factors you cancel are not zero. s/(s^2-5s-24)-4/(s+3)

College algebra
What is the domain for X³+2X²-9X-18

College Algebra
A piling supporting a bridge sits so that 1/4 of the piling is in the sand, 150 feet is in the water, and 3/5 of the piling is in the air. What is the total height of the piling?

college orgo
calculate how to make 10 mL of 15:85 ethyl acetate:hexane solution from 2 mL of 5:95 ethyl acetate:hexane, using pure hexane and pure ethyl acetate.

College Algebra
The campus of a college has plans to construct a rectangular parking lot on land bordered on one side by a highway. There are 720 feet of fencing available to fence the other three sides. Let x represent the length of each of the two parallel sides of fencing. a) Express the ...

College Chemistry
We will calculate the amount of acid to use in each titration. Assume that you are using 0.0512 M NaOH(aq). A good volume of NaOH(aq) to use per titration is 15mL. From this molarity and volume, the moles of NaOH can be calculated. Since the unknown acid is monoprotic, this ...

college chemistry
Please be specific! Briefly explain whether each if the following procedural errors would result in a high, low, or an unchanged calculated mass of Ca2+ in the analyzed tablet. a)a student had difficulty decanting the supernatant solution from the test tubes in step 9, causing...

College Chem
The density of the Earth is about 3.5g/cubic centimeters. If the Earth has a radius of 1.126 by 10 (to the seventh power) meters, what is its mass? (hint: volume= 4(pie)r(to the third power)/3; 1 meter=100 centimeters

psychology
Imagine that Rasmussen College has asked the psychology department to research the study habits of its students

College Chemistry
calculate the theortetical percentage of water for the following hydrates. Calcium nitrate tetrahydrate Ca(No3)2 X 4H2O

College Chemistry
Assuming that Ka is 1.85 *10-5 for acetic acid, calculate the pH at one-half the equivalence point and at the equivalence point for titration of 50mL of 0.100M acetic acid with 0.100M NaOH.

college algebra
a man left 1\2 of his estate to his wife, 1\6 to his daughter, and the remainder an amount of \$15,000, to his son. How large was the entire estate?

college math
I'm trying to find why the linear function f(-x)=x√x^2+2 is negative when it should be neither. why are √'s not negatives?!?!?! Is it because √x can't cross over the y axis because √x can't be negative? Then why is it that the x on the outside of the ...

City College
Galileo is riding on top of a horse that is gallop- ing at 11 ft/s due east. A minute into his ride, Galileo pulls a key out of his pocket, and holds it over the side of the horse. When he lets go, the key falls 3.0 ft vertically to the ground. a). How far has the horse ...

Oakton College
How is dividing a polynomial by a binomial similar to or different from the long division you learned in elementary school? Can understanding how to do one kind of division help you with understanding the other kind? What are some examples from real life in which you might use...

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