Calculus (Answer Check)

86,499 results, page 56

Physics

What is the work required to raise a 10. kg object from the surface of the Earth to a height of 2.0 m? 5.0 J 20. J 2.0 E2 J 2.0 E3 J My answer was 20. J but this was wrong. Is the answer 2.0 E2 J? A net force of 9.0 N acts through a distance of 3.0 m in a time of 3.0 s. The ...

pre-calculus

While pulling a stalled car, a tow truck's cable makes an angle of 50 degrees above the road. If the tension on the tow truck's cable is 1600 newtons, how much work is done by the truck on the car pulling it 1.5 kilometers down the road? The answer is 1,542,690 N . m I don't ...

Calculus

A balloon leaves the ground 500 feet away from an observer and rises vertically at the rate of 140 feet per minute. At what rate is the angle of inclination of the observer's line of sight increasing at the instant when the balloon is exactly 500 feet above the ground? Please ...

socialstudies(CHECK ANSWERS)

modern mexico check answers 7. Which of the following was largely responsible for the Mexican Revolution? A. separation from Spain B. the overthrow of Maximillian(I PICK THIS) C. widespread poverty D. lack of women's rights 9.Why did the Mexican Revolution most likely happen ...

English

Could you check the following sentences on indirect speech, too? Thank you. By the way, how do you pronounce "Keruac", the surname of the famous American writer? 1)He invited me to go for a walk. 2)One of the guests apologized for breaking the vase. 3)He suggested I should ...

calculus

A boat is pulled into a dock by a rope attached to the bow of the boat and passing through a pulley on the dock that is 1 m higher than the bow of the boat. If the rope is pulled in at a rate of 1 m/s, how fast is the boat approaching the dock when it is 7 m from the dock? (...

web design

Why does the cost of operating your website go up dramatically if customers do not have automated shipping tracking tools at their disposal? a)because customer will call and check to see if items are in stock, b) because customer will try to modify their orders, c) because ...

Chemistry(Please check)

identify the functional group and indicate polar bonds by assigning partial positive and negative charges. 1) The structure CH3OCH3 is drawn out and I know that this is an ether because the O is bonded to two carbons but I am not sure how to assign the charges. I think that ...

Physics Please check my answer

Okay, so I've figured this much out on my own, I just need help with the next part. It's a two block system with a friction of .20 a hanging mass of 7.5 kg and mass on the table at 10 kg. I got 3.08 m/s^2 for the acceleration and I got 22.8 N for the tension in the rope. This ...

Can you check my answer - Physics

A balloonist drops an apple weighing 1.5 N over the side of the balloon's gondola. As it falls and increases speed, the drag force from the air upward on it increases. When the upward force is 0.7 N, what is the direction and magnitude of the net force on the apple? 9.8 N ...

Calculus again

Find the equation of the tangent to y=2-xe^x at the point where x=0 So I found the first derivative by doing the sum rule and product rule. I got e^(x)(x-1) Then I found the slope by substituting 0 for x and got -1. Then I found y by substituting 0 into the original equation ...

Calculus

Four red balls and two white balls are placed in a jar. One ball is randomly removed and replaced with a ball of the other color. The jar is then shaken, and one ball is randomly selected. What is the probability that this ball is red? Express your answer as a common fraction.

Geography PLZZZZ HELP AND CHECK ANSWERS!!!!!!!!!!!

Which country shares an island with another nation? (1 point) A.1 B.2 C.3 (My answer) D.4 2. The number 2 marks which country? (1 point) A.New Zealand B.Indonesia C.New Guinea D.Tuvalu(My answer) 3. Based on the data, which nation most likely has the highest standard of living...

Algebra

1. What is the mapping of? Domain Range -3 3 -2 -6 -1 0, 15 0 -6 1 -1 I needed to represent these with arrows, but I can't. a. relation b. linear function c. all of these d. none of these Answer- none of these 2. Re-write 2x - 3y < 6 in slope intercept format. Answer- y >...

calculus

find max, min and saddle points of the give function f(x,y)=sin(x)+sin(y)+sin(x+y) 0<=x<=pi/4 0<=y<=pi/4 i have that dz/dx=cos(x)+cos(x+y) dz/dy=cos(y)+cos(x+y) and i set them equal to zero but im kinda confused on how to really solve that. i mean i got an answer ...

CALCULUS ECONOMICS

Consider the same setting as in the previous question. Suppose that firms are NOT owned by consumers. Let s denote the size of the per-unit subsidy/tax given to the firms. Let positive values of s denote subsidies, and negative values of s denote taxes. QUESTION: What is the ...

English

Choose 1/ ashraf(willbe, is) 20 next week. Answer: will be 2/ i (will go, am going) to paris tomorrow as every thing is ready. Answer: will go 3/ he (is buying, is going to buy) this car next month as he planned. Answer: is going to buy 4/ i think he ( willcome, is coming with...

Math

what is the next number in the following series of numbers? 100 96 104 88 120 56? Let's look at the pattern of these numbers. 100 - 4 = 96 96 + 8 = 104 104 - 16 = 88 88 + 32 = 120 120 - 64 = 56 What do you think the next number is? Please post your answer and we'll check it ...

American government

which of the following was one compromise related to the declaration of independence that was agreed to by the delegates to the second continental congress? A. language condemning he slave trade was removed B. language criticizing the english people was strengthened C. a list ...

Chemistry

Answer the follow using the Energy Profile plot. More than one answer is possible for some questions. What chemical species are present... A. at the longest constraint distance? (Use i, ii, iv, etc. for your answer) B. at the highest energy? (Use i, ii, iv, etc. for your ...

math (please check answer)

6. Food Express is running a special promotion in which customers can win a free gallon of milk with their food purchase if there is a star on their receipt. So far, 147 of the first 156 customers have not received a star on their receipts. What is experimental probability of ...

social studies

what belief is the principle of popular sovereignty based upon? A. government must be run by officials who are appointed to office by their predecessors B. government gets its power from the people and can exist only with their consent C. people have authority to declare only ...

Environmental Science

Here is another part of my test that my teacher told me to check. Could you please help me check them? Write the letter of the term or phrase that best matches the description. Mississippi River- I picked b.recharge zone. area above an aquifer- Ipicked c.Nonpoint-source ...

cultural diversity

Which one of thefollowing statements does NOT exemplify the concepts of teachable moments? a. the teacher follows the child's cues when exploring a topic. b.The adult acting as the child's social partner in the block center, using semantic extension where appropriate c.the ...

Algebra

I am trying to find out if my answer's are correct. Can someone please verify. What is the equation for the line that passes through the (-2,2) and has a slope of 5? Answer- Y=5x + 2 Y=5x +12 Y=5x -2 None of these ¨C I believe this is the answer Find the value of x^3+¡¼2x...

algebra 1

select an appropriate unit from the choices below and connect the rate to that unit. answer a - ft /s answer b - mph answer c - mm/s answer d - km/s question : A person walking at 3,4 mph

English

Which of the following is a good test-taking strategy for short-answer questions? 1.If you don’t know the exact answer, don’t write anything. 2.(If you don’t know the exact answer, write down whatever you do know.) 3.Make your answer as short as possible. 4.For all short...

Calculus

For any constant c, define the function f_c(x)= x^3+2x^2+cx. (a) Graph y = f_c(x) for these values of the parameter c: c = -1, 0, 1, 2, 3, 4. What are the similarities and differences among the graphs, and how do the graphs change as the parameter increases? (b) For what ...

Calculus

For any constant c, define the function f_c(x)= x^3+2x^2+cx. (a) Graph y = f_c(x) for these values of the parameter c: c = -1, 0, 1, 2, 3, 4. What are the similarities and differences among the graphs, and how do the graphs change as the parameter increases? (b) For what ...

physics- check

1. three point charges, q1, q2, q3, lie along the x-axis at x = 0,3,5, respectively. Calculate the magnitude and direction of the net electric force on q1 if q1 = +6 x 10^-6 C, q2 = +1.5 X 10^-6 C and q3 = -2.0 x 10^-6 C. my answre is 46.8 N to the right. is that correct? 2. a...

World History Answer Check (Ms. Sue)

What sources inspired the Renaissance thinkers? A: Renaissance thinkers were inspired by a new vision of the world and the value of the individual. The Renaissance thinkers found glory in the idea that the individual had gifts that were almost divine. They were also inspired ...

Math

Please check my work. 1) 64 divide -4 = -16 2) -144 divide (-9) = 16 3) Simplify -9 and a small 2 = -81 4) Simplify (-3) and a small 3 = -27 5) Add -4/11 + 5/11 = 1/11 6) subtract 5/11- [-3/11] = 8/11 7) multiply [-7/8] • [-2/4] = 7/16 8) divide -3.5 -5.6 = -0.63 9) classify...

calculus-differential equation

Consider the differential equation: (du/dt)=-u^2(t^3-t) a) Find the general solution to the above differential equation. (Write the answer in a form such that its numerator is 1 and its integration constant is C). u=? b) Find the particular solution of the above differential ...

Social Studies Please Help

1) What conclusion can you draw about the comparative advantages other countries have in farming over Japan and the Koreas? 2) What conclusion can you draw about the government's influence on daily life in North Korea? Explain your reasoning. My answer: North Korea has an ...

calculus-integration

integrate -2/xln^4(x)...plz help me..give me an idea on how to start..plz The derivative of the ln(x) function is 1/x and this is multiplying the ln^4(x). You can thus write the integral as: -2 * 1/5 ln^5(x) + constant. is that the answer? wut about the x infront of ln^(x)......

calculus

Can some explain how to do this problem? I tried using derivatives...but...I keep getting a different answer from what my teacher told me! A projectile is fired directly upward with an initial velocity of 144 ft/sec and its height (in feet) above the ground after t seconds is ...

calculus

i'm having trouble with a problem in my calc class...it isn't really calculus yet since we're still in the review section but it goes somethign like this: ( don't have it in front of me) a rational function is defined by: R/(x-K) where R and K are constants. find R and K for a...

Literature

Can someone please check if my answer is correct? 1.Which of the following statements best describes how General Zaroff [from the short story 'The Most Dangerous Game' by Richard Conell]justifies his hunting of human beings? a. Animal life is more valuable than human life b. ...

medical law and ethics

Complete the following 2 exercises 1. Prepare a bank deposit detail for a $2230.00 deposit. Use the information in questions A-D. Record your answers to the deposit slip provided. NOTE: The bank deposit slip is setup for you to manually type the necessary information to ...

Chemistry(please check my answer)

Which of the following is true concerning gamma radiation? A. The mass number of the radioisotope decreases by four. B. The atomic number of the radioisotope decreases by two. C. The atomic number of the radioisotope increases by one. D. Neither the mass number nor the atomic ...

chemistry ugg!

what is the age of a rock whose Argon 40 / Potassium 40 ratio is 1.55? The half life of Potassium 40 is 1.28 x 10^9 years I am confused on this question theres no examples in my book but i have to know it can someone explain to me how to get to the answer? You don't say if ...

Chemistry-DrBob222

What is the final temperature and physical state if water when 47.50 kJ of energy is added to 15.0 g of ice at -10.0 C? Helpful information: Cs (ice) = 2.1 J/g C Heat of fusion (water) = 6.02 kJ/mol Cs (water) = 4.184 J/g C Heat of vaporization (water) = 40.7 kJ/mol Cs (steam...

English; Grammar

Hey there! I'm just needing to check my 10 questions because I'm still lost and need assistance. Please correct me if I'm wrong and tell me why! ----------------------------- 1) Choose the answer that identifies the participial in the sentence. Dozens of sweating runners ...

Chemistry

1. Which of the following will result in a chemical change? A. Melting ice to obtain water B. Evaporating alcohol into vapor C. Drying wood in a shed D. Burning coal in a furnace(My answer) 2. A salt is obtained as a reaction between A. a nonmetal and a metal. B. a base and ...

physics

thanks for the help earlier just got a question I'm taking AP Physics B this year does that mean next year I would Take AP Physics C??? I don't know if the material in C convers the same material plus the additional calculus material or what??? Could I take AP Calculus while ...

History of health care

Please check my answer thanks :) You own a company in a state where state funds are not mandated for employee health insurance. What is an option for providing your employees health care coverage for work related injuries I am not to sure about this one I said Medical savings ...

Health care

Please check my answer thanks :) You stared workig for a private insurance compamy before the inception of managed care. You have been talking with yoiur co worker about how different reimbursement was in the past. you commented that before managed care. your employer ...

Science check

I was wondering if someone could check the problems for me? Thanks I can go back and show work if needed..this was just easier to type out. 1)An object has a mass of 615 grams and a volume of 105cm3.What is the density of the object? answer 5.86 gm/cm3 2) A player uses a ...

Calculus

The function g is defined for x>0 with g(1)=2, g'(x)=sin(x+1/x), and g"(x)=(1-1/x^2)cos(x+1/x). A. Find all values of x in the interval 0.12<=x<=1 at which the graph of g has a horizontal tangent line. B. On what subintervals of (0.12,1), if any, is the graph of g ...

Health care

Please check my answer thanks :) You own a company in a state where state funds are not mandated for employee health insurance. What's one option for providing your employees with health care coverage for work related injuries. 1 Medicaid plans 2. Referrals to other network ...

Calculus

In a chemical reaction, substance A combines with substance B to form subtance Y. At the start of the reaction, the quantity of A present is a grams, and the quantity of B present is b grams. Assume a is less than b. At time t seconds after the start of the reaction, the ...

Algebra

Could someone correct my answers and help with the other problems? 1. Are the following lines parallel, perpendicular, or neither? L1 with equation x – 5y = 10, L2 with equation 5x + y = 5. Answer: Neither (I'm not to sure but i think this is the right answer) 2. Divide: a^...

Calculus

I have a couple of questions and i wanted to know if my answers are correct. Thanks in advanced! 1. Determine the values of x for which the function f(x)=x+2/x-2 is discontinuous Would the answers be x=2 because the function would be undefined? 2. An oil tank is being drained ...

Calculus (Partial Fractions)

My Calculus class just started Partial Fractions, and I understand MOST of it. I'm having a slight problem though, when either C, or C and D come in. I understand A/(something) + B/(something) But I become confused when it's either A/(something) + B/(something) + C/(something...

Check answer for la please!!

In which sentence is the word periscope used correctly? A. Excited about her finding, the scientist used a periscope to view the organisms in the water sample. B. On the night of the full moon, we used the periscope to look at the sky. C. Sitting behind the tall stone walls, ...

Pre-Calculus

When buying gasoline, you notice that 14 gallons of gasoline is approximately the same as 53 liters. Use this information to find a linear model that relates gallons to liters. Then use the model to find the number of liters in 25 gallons. Round your answer to the nearest tenth.

Calculus

Great! I understand now that C0=f(a) c1=f'(a) c2=f"(a)/2 Now, If I am to find the parabolization of the equation x^2-x at x=2, then c0=x^2-x=2^2-2=2 c1=2x-1=2(2)-1=3 c2=2/2=1 So, the equation (taken from c0+c1(x-a)+c2(x-a)^2) is >> 2+3(x-2)+1(x-2)^2?? Is this correct? ...

algebra

could you please check this answer for me and correct. thanks given equation point slope form linear equation to use to do question. y-3 = 3(x+1) question rewrite this equation in standard form y- 3 + 3 = 3x - 3x +3 + 3 -3x+ y = 6 collect all variables on one side and ...

accounting srajmcgain

indicate whether the following items in a bank reconciliation should be: A)Added to the check book blance B) DEDUCTED FROM THE CHECKBOOK C)added to the bank statement balance D) deducted from the bank statement balance 1) deposit of 1,250 that was recorded incorrectly in the ...

Chemistry(Please check)

The units of a rate constant for zero, first, and second order reactions are given in the textbook. If the time units are minutes, what would you expect the units to be for a third order reaction? 1) 1/min^3 2) mol^2/L^2-min 3) L/mol-min^2 4) L^2/mol^2-min 5) L^2/mol^2-min^2 I...

Math ~ Check Answers ~

Please Check My Answers. 1: Solve each inequality. m – 7 < 6 a. m < - 1 b. m > 1 c. m < 13 d. m < -13 2: Solve each inequality. p + 12 > 9 a. p > 21 b. p > 3 c. p > -21 d. p > -3 My Answers: 1: b. m > 1 2: a. p > 21

calculus

A large container has the shape of a frustum of a cone with top radius 5 m, bottom radius 3m, and height 12m. The container is being filled with water at the constant rate 4.9 m^3/min. At what rate is the level of water rising at the instant the water is 2 deep? the finial ...

calculus

Match club charges annual membership dues of 100 pesos per member, less 0.50 cantavo for each member over 600 and plus 0.50 centavo for each member less than 600. How many members should give the club most revenue from annual dues? I'm spamming this question, need quick answer...

Calculus

Evaluate, in spherical coordinates, the triple integral of f(rho,theta,phi)=cos (phi) , over the region 3<rho<7, 0<theta<2pi, 0<phi<pi/3. I used the equation cos (phi)*sin(phi)*rho d(rho)d(phi)d(theta) with the given boundaries. I got -632*pi*sqrt(3)/12 But ...

help me for this stupid worksheet

the question is.. why did the ghost decide to haunt city hall? urgh i don't fee like doing it so im hoping someone has the answer :] You might have gotten an answer if you'd told us the source of your question. To which story, poem, play are you referring? i need the answer ...

Math

I think the answer is wrong online so I would like to know what the correct answer is before I teach a student! If it takes 6 cubes to build 3 steps, how many cubes will be needed for 11 steps? It sounds so easy but my answer doesn't match the answer sheet. Thanks!

physics

A model rocket is launched straight upward with an initial speed of 60.0 m/s. It accelerates with a constant upward acceleration of 2.00 m/s2 until its engines stop at an altitude of 130 m. (a) What is the maximum height reached by the rocket? Your response differs from the ...

Damon check step by step

25g of a sample of ferrous sulphate was dissolved in water containing dilute h2s04 and the volume made up to one litre. 25ml of this solution required 20ml of N/10 kmn04 solution for complete oxidation. Calculate the percentage of f2s047h20 in the sample The right answer 88.96...

chemistry (Pls Bob check for me)

A 150mg/dl glucose solution was diluted 1:2. Then 0.5ml of it was added to 4.5ml saline. 2ml of this solution was diluted to 10ml. What is the final concentration of glucose? 1L = 10dL 1dL = 100mL My own calculation 150mg/dL = 150mg/100ml =1.5 150mg/100ml x 1/2 x 1/10 x 1/5 1....

MATH HELP! CHECK MY ANSWER ASAP!

1. The formula V = lwh is used to calculate the volume of a rectangular prism. What is the equation solved for h? (1 point) a. Vlw = h b. Iw/V = h c. V/Iw - h** d.Vh = lw 2. What is the equation x = y + z solved for z? (1 point) a. x + y = z b. x/y = z c. y/x = z d. x - y = z...

Math

What is the sum of 5/6 + 2/3? My answer is 1 1/2. Cody has 6 1/2 boxes of candy to share at a picnic. If he gives each person 1/3 of a box, how many people can receive candy? My answer is 19. Which of these are not rational? a.3 squared. b.1/5 c.9 squared d.0.25 My answer is 3...

Physics repost please check

A glass bottle of soda is sealed with a screw cap. The absolute pressure of the carbon dioxide inside the bottle is 1.80 x10^5pa. Assuming that the top and bottom surfaces of the cap each have an area of .0004M^2, obtain the magnitude of the force that the screw thread exerts ...

Trig - check my answers plz!

1. (P -15/17, -8/17) is found on the unit circle. Find sinΘ and cosΘ Work: P= (-15/17, -8/17) cosΘ = a value P = (a,b) sinΘ = b value Answer: cosΘ = -15/17 sinΘ = -8/17 2. Should the triangle be solved beginning with Law of Sines or Law of Cosines...

Spanish

Usa ORACIONES COMPLETAS para completar estas actividades. (9) 1. ¿Tiene buena pinta? Escriba un párrafo de 4-5 oraciones para describir la foto encima de esta pregunta. Use una variedad de vocabulario y verbos. (5) Answer 2. ¿Te gusta la idea de comer tapas? ¿Por qué? (2...

English

Could you check if the following instructions are correct? Thank you. 1) It takes me ten minutes to go to school by motorbike 2)Complete the sentences with the correct form of the Present simple or the Present continuous 3) Complete Mary’s story with the correct form of the ...

Math

Find the missing measurement for each triangle. 1. A= 16 in squared, b= 8 in., h=? My answer 4 in. 2. A= 20 m squared, b=___, h = 4 m. My answer b=10. 3. A=____, b=6.4ft. h=7.6ft My answer A=24.32ft square. 4. A=14 cm squared, b=2cm, h=___ My answer 14cm. 5. A=36mi square, b=...

6th Grade Math Homework Check

In the first hour after opening, a coffee shop used 5 2/3 pounds of unflavored coffee. The shop used 2 1/2 times as much flavored coffee as unflavored. How many pounds of flavored coffee did the shop use? My Answer: 14 1/6

check and correct public speaking

1. (TCO5) According to the text, non-verbal communication is: My Answer D continuous, emotional, ambiguous and both intentional and unintentional ambiguous, multi-channeled, intentional and both continuous and sporadic continuous, multifaceted, emotional and both unintentional...

U.S History - need Help to check my answer

Document A - “Sir, our vessels are now captured when destined to the ports of France and Britain without even the pretext of having on board contraband of war, enemies' property, or having in any other respect violated the laws of nations.. . . . Over and above these unjust ...

physics

a person jumps from a window 15m above a safety net. The survivor stretches the net 1.0 m before coming to rest. What was the average deceleration experienced by the person when they were slowed to rest by the net? I do know the answer is -150m/s2,but I don't know how the ...

Pre-Calculus

A ladder leans leans against a building that has a wall slanting away from the ladder at an angle of 96 degrees with the ground. If the bottom of the ladder is 23 feet from the base of the wall and it reaches a point 52 feet up the wall, how tall is the ladder to the nearest ...

Pre Calculus 12 urgent

andrew is working on a binomial problem (1/2x-y)^7. He asks u to : i) what the coefficient of the 6th term ii) find the term that has the variabes x^47^3 (ex. 34x^4y^3) iii) find the first three terms of the expansion I really need help with that ^ . I know the powers of A ...

Grade. 12 Chem - Please check my answer!

Determine whether the following are redox reactions. If a redox rxn., identify the oxidized reactant and the reduced reactant. a)N2 + 3H2-->2NH3 : YES, Oxidized=H, Reduced: N b)2H2O2-->2H2O + O2 : YES, Oxidized=H, Reduced: O c)2HBr + Ca(OH)2 -->CaBr2 + 2H20 : N0 d)2Fe...

math

Can someone please help me on these I have look at the examples and done just what they did, but I still get it wrong and I only have one more time to try. Use the following table to answer the questions. (Give your answers correct to two decimal places.) x 1 1 3 3 5 5 7 7 9 9...

Physics-Please check my answer

If I had the old-fashion camera that had a focal length of 35mm(0.035m) and I take a picture of a person 6 m away, how far does the film need to be from the lens to record a clear image? I know that the equation is 1/f = 1/d(object) + 1/d(image) so would I do the following: 1/...

Math (Calculus)

Tower 1 is 60 ft high and tower 2 is 20 ft high. The towers are 140 ft apart. A guy wire is to run from point A to the top of each tower. [See a picture of this situation on page 274 of the textbook.] How many feet from tower 1 should point A be so that the total length of guy...

Physics-bobpursleyplease check

This is the question I posted about two hours ago and I worked it out two ways-could you scroll down and check it, please?If I have a roller coaster, and hill 1 height is 50cm and hill height 2 is 25 cm and the PE is .9 as it approaches the top of hill 2, how do I calculate ...

calculus

Consider the curves y = x^2and y = mx, where m is some positive constant. No matter what positive constant m is, the two curves enclose a region in the first quadrant.Without using a calculator, find the positive constant m such that the area of the region bounded by the ...

Check Please(Math)

(-2x^2y)^3*(5xy^3)^2=(-2x^2y)^3 = -8 x^6 y^3 *Please check my work. What did you do with the (5xy^3)^2 part. The first part you did ok. But you can't just throw away part of the equation. I don't get that part.What do I do there.? (5xy^3)^2=25x^2y^6 You did the first part ok ...

Economics- please check

Please check to see if my answers are correct. Complete each sentence by choosing the correct answer from the list of terms below. You will not use all of the terms. *normal good *complements *income effect *demand curve *ineleastic *inferior good *law of demand *unitary ...

maths please check my answer

paul orders a pizza. chef carl randomly chooses two different toppings to put on the pizza from the following:~ pepperoni, onion, sausage, mushrooms and anchovies. if paul does not eat pizza with mushrooms, determine the probablity that paul will not eat the pizza that chef ...

Math

I need help on this math problem. The width of a certain painting is 5cm less than twice the length. The length of the diagonal distance across the painting is 107cm. Find the length and width. Round your answer to 2 decimal places. Can you check is my substitute is correct? ...

Advanced Functions

1. Find the following quantities by hand (except for the standard deviation) Check your results with your calculator: a. Minimum b. Lower Quartile c. Median d. Upper Quartile e. Maximum f. Range g. Mean h. Mode i. Standard deviation 2. Is the mean or median a better measure of...

Algebra

Can someone help me with this please. Andrew factored the expression 20x^3-12x^2+8x as 4x(5x^2-12x^2+8x) but when melissa applied the distributive law and multiplied out 4x(5x^2-12x^2+8x)she got 20x^3-48x^3+32x thus Andrews solution does not appear to check. Why is that? ...

SOCIAL STUDIES PLEASE CHECK ANSWER

Which U.S. policy would Palestinian supporters of the Palestinian Liberation Organization have most likely preferred? A. continued U.S. support for Israel B. support for a peace treaty between Israel, Egypt, and Palestine C. military aid to Yasir Arafat for the fight against ...

Algebra

What is the solution to 5-t=23? My answer is 18. What is the value of b if -7+b=-8? My answer is -1. What is the solution to 5q=-75? My answer is either -25 or -15. What is the solution to -6z=72? My answer is -12. What is the solution to -7+h=12? My answer is 19. What is the ...

Grammar

Form Questions: 1/ I went to london last year. When.............? Answer: when did go I to london? 2/ She bought a new car. What.............? Answer: what did she buy? 3/ he visited his uncle . Who.............. ? Answer: who did he visit? 4/ I did my homework an hour ago. ...

Math

Consider the distribution of mathematics SAT scores of students in honors calculus at a liberal arts college. What would you expect the shape and variation of the distribution to be? A. Symmetric with little variation B. Symmetric with large variation C. Skewed right with ...

Math

Consider the distribution of mathematics SAT scores of students in honors calculus at a liberal arts college. What would you expect the shape and variation of the distribution to be? A. Symmetric with little variation B. Symmetric with large variation C. Skewed right with ...

Algebra

Are these answer"s correct? What is the equation for the line that passes through the (-2,2) and has a slope of 5? Answer- Y=5x + 2 Y=5x +12 Y=5x -2 None of these ¨C I believe this is the answer Find the value of x^3+¡¼2x¡½^2-3 when x =3. Answer- 42 Solve 5x+3=13 for x. ...

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