# Calculus (Answer Check)

85,792 results, page 77

### English

What do you have to do afer school? 1. I have to go to my academy and study hard until 11 p.m.. 2. I have to go to an academy to study math, English and science. 3. I have to go to the academy to study 5 subjects. 4. I have to wash clothes in the washing machine. 5. I have to ...

### math

1.A line segment on a number line has its endpoints at -9 and 6 find the coordinate of the midpoint of the segment. Answer choices are A.1.5 B.-1.5 C.2 D.-3 2.find the coordinate of the midpoint of HX given that H(-1,3) and X(7,-1). Answer choices A.3,1 B.0,4 C.-3,1 D.-4,0 3....

### BIOLOGY

1) What phase are daughter cells in as a result of mitosis? answer: Anaphase 2)During what phase of mitosis do centromeres divide and the chromosomes move toward of their respective poles? answer: prophase 3)Which phase of mitosis is the last phase that chromatids are together...

### biology

1) What phase are daughter cells in as a result of mitosis? answer: Anaphase 2)During what phase of mitosis do centromeres divide and the chromosomes move toward of their respective poles? answer: prophase 3)Which phase of mitosis is the last phase that chromatids are together...

### biology

1) What phase are daughter cells in as a result of mitosis? answer: Anaphase 2)During what phase of mitosis do centromeres divide and the chromosomes move toward of their respective poles? answer: prophase 3)Which phase of mitosis is the last phase that chromatids are together...

### Math Check please

Will you please check my work for me. 1)The equation of a parabola is shown. y=1/14X^2. What are the coordinates of the focus? (0,3.5) <---- (0,-4) (0,7) (0,-3.5) 2)The equation x2 + (y + 3)2 = 36 models the boundary on a local map for which Darren can hear his friend Tom ...

### Calculus!!

Consider the differential equation given by dy/dx = xy/2. A. Let y=f(x) be the particular solution to the given differential equation with the initial condition. Based on the slope field, how does the value of f(0.2) compare to f(0)? Justify your answer. B. Find the particular...

### calculus

A) How do you prove that if 0(<or=)x(<or=)10, then 0(<or=)sqrt(x+1)(<or=)10? B) So once that is found, then how can you prove that if 0(<or=)u(<or=)v(<or=)10, then 0(<or=)sqrt(u+1)(<or=)sqrt(v+1)(<or=)10? * calculus - Damon, Saturday, April 3, ...

### World Religions

Many people see life on earth as constant worry, physical poverty, spiritual alienation, sickness, hatred, mindless toil, and death. The ultimate goal of nirvana or being one with the Atman seems infinitely better than suffering on earth. For more information, check this site...

### Pre-Calc-Please check I'm desperate

Please check my answers I really need to do my homeowrk!;This are polar coordinates we're studying-I'm almost positive the first two are correct. 1.Which of the folowing is another representation of (-3,pi)? (3,120degree) (3,0 degree)I think it is this one?? ((-3,0 degree) 2....

### differential equations

the directions are to determine whether or not the equation is exact if so then solve it. the question is (x-y^3+ysinx)dx = (3xy^2+2ycosx)dy i solve and i got that it is exact because My is -3y^2+2ysinx and Nx is -3y^2+2ysinx since m and n are equal then they are exact then i ...

### english

1. You have to feed the baby with water sometimes. 2. You have to feed water for the baby sometimes. 3. The baby must have peed. You have to change the diaper. The diaper is wet. Will you bring a new diaper? 4. The baby gave out dung. Bring me a baby tissue. I will clean that ...

### math-word problem- PLEASE CHECK MY ANSWER

Train A and B are traveling in the same direction on parallel tracks. Train A is traveling at 100 miles per hour and train B is traveling at 120 miles per hour. Train A passes a station at 5:20am. If train B passes the same station at 5:35 am, at what time will train B catch ...

### Leadership-Check #2

Please check: 1. What do you believe are essential qualities a leader must possess? - I believe the essential qualities a leader must possess are to set a vision and to be able to lead. A leader must be able to set a vision to seek for improvement and to change the mistakes. A...

### Chemistry

calories given off when 85g of water cools from 48C to 23C. Express your answer using two significant figures. I know the answer is 2100 cal, but I just need to know why the answer is a positive value instead of negative, when it is supposed to be cooling down.

### Sounds

Seriously, I would love to know the answer to this question, will someone please answer it!!! What is quick back-and-forth motions repeated over and over? That wasn't a answer, I NEED AN ANSWER!!! wave? Pressure wave? Sound wave? Transverse wave? I think they're thinking of ...

### math

how you multoply 5 2/7 x 5/8 x 3 1/2 write the answer in simplest form First of all you have to change all mixed fractions to improper fractions, mixed fractions are useless in calculations. Then multiply your numerators together and multiply your denominators together. Check ...

### Physics

I have a hw problem that I know involves calculus, but I'm stumped. The number density of photons left over from the Big Bang has an energy dependence of the form n(E)=(E^2)/e^(E/T)−1, where E is the energy of the photon and T is the temperature of this relic radiation...

### Math(Please check)

1) Find the equation of the following lines: A)Through the point (-4,2) and perpendicular to the line y=-1/2x +1 y-y1=m(x-x1) The reciprical of -1/2 =2 So my answer is y-2=2(x+4) or simplified y=2x+10 B)Through the point (1,1) and parallel to the line 5y=15x+25 so y-1=15(x-1) ...

### chem

Describe in detail by words how to prepare 200ml of .150M HCl from a 1.00 M HCl stock solution? Need help with this please? i used C1V1=C2V2 and got volume 2 = 33L or 0.33mL. to prepare the solution i need to weigh 1 gram of HCL (from 1.00M HCl stock solution)lets say i put it...

### Science - Please Check My Answers

Please help me with the following: Which is usually the best way to present or communicate inferred data? A. in a bar graph B. in a data table C. in a simple diagram D. in a written paragraph I know the answer isn't C or D(I got C wrong), but now I think the answer is B. Is ...

### Health

Could you please check if these questions are all possible? Thank you, Writeacher. 1)Focus on the first Hanoverians and answer briefly the following questions. What were the first political parties in Britain, where did they descend from and who sided with them? What did the ...

### Algebra

Can someone tell me if these problems have the right answers? I am tooooooo old to know this any more. I understand the first one, but 2&3 are vaguely familiar. 25x^2+25x+6=0 the answer is x=-1/2 +/- 1/10 #2 solve for V=1/3Bh for B answer is B=V/ 1/3h #3 Find equation of line...

### Geometry

Hello, Can someone please tell me if I have the right answer? Thank You my answer: 1.59m If an area in the form of a circle is to be roped off by a rope 10m long, what will be the radius of this area? Round your answer to two decimal places.

### Chemistry

If 150.0 g of butane (C4H10) gas are burned, how many grams of carbon dioxide gas will be produced? Report your answer to the nearest whole number and do not include units in your answer. Do not use scientific notation for your answer. This is a stoichiometry problem.

### NEED Math Help ASAP PLZ!!!

I don't know how i got this question wrong. In a direct variation, the constant of proportionality is -3. Which of the following would be its equation? A) y = x - 3 B) -3y = x C) y = -3x D) -3 = xy I put A as my answer... but it says the answer is C! How is C the answer? PLZ ...

### chemistry

How many grams of C6H12O6 need to be dissolved in 350g of water vto have a solution which freezes at -2.50 degrees celcius? delta T = Kf*m You know Kf, m = molality = mols/kg and mols = grams/molar mass, delta T is 2.50. Solve for grams. Post your work if you get stuck. what ...

### Algebra (Please Check My Answers)

CCA Unit 4 Lesson 11 3. If a number is not a rational number, then it is ______. ~ an integer ~ and irrational number*** ~ a whole number ~ a radical 4. James attached a diagonal brace across a rectangular frame that measures 6 feet by 8 feet. What is the length of the ...

### French

Could you check these thanks. Part 1: Directions: Ask questions in 2 other ways by replacing the underlined words with où, d'où, comment, qui, avec qui, quand, à quelle heure, combien de, pourquoi, quoi/que/qu'est-ce que. (Note: UNDERLINED WORDS WILL BE IN PARENTHESIS) 1. ...

### Calculus 1

Water is leaking out of an inverted conical tank at a rate of 9,500 cm^3/min at the same time that water is being pumped into the tank at a constant rate. The tank has height 6 m and the diameter at the top is 4 m. If the water level is rising at a rate of 20 cm/min when the ...

### Physics - Inelastic Collision ( check + help)

A billiard ball of mass 0.55kg moves with a velocity of 12.5m/s towards a stationary billiard ball of the identical mass and strikes it with a glancing blow. The first billiard ball moves of at an angle of 29.7deg clockwise from its original direction, with a velocity of 9.56m...

### calculus - ratio test

infinity of the summation n=1: (e^n)/(n!) [using the ratio test] my work so far: = lim (n->infinity) | [(e^n+1)/((n+1)!)] / [(e^n)/(n!)] | = lim (n->infinity) | [(e^n+1)/((n+1)!)] * [(n!)/(e^n)] | = lim (n->infinity) | ((e^n)(e^1)(n!)) / ((n+1)(n!)(e^n)) | ..the e^n...

### Math, Algebra

Can someone correct my homework. Evaluate.For number 1 1) /4/ + /-3/ My answer: 7 2)Business & Finance: A country exported $60,00,000 less than it imported, creating a negative trade balance. My answer: -60,000,000 Evaluate the following expressions numbers 3-4 3) [(2+3)^3-4(5...

### plz check my math ._.

independent and dependent event check if my answers are right 1. tossing a coin twice- independent 2. pulling 2 socks from a drawer at the same time- dependent 3. drawing 2 marbles out of a bag- dependent 4. spinning a spinner 5 times- independent 5. spinning 2 different ...

### calculus

find the first derivative of f(t)= (1-t)^(1/2)

### Calculus

Solve. (A) 2sin^2 x = 1 (B) tan^2 x = 3

### Pre-Calculus

How do I find f(g(x)) when there is a radical?

### Calculus

Find the derivative if y^3 + y = 2cosx

### Calculus

Find the derivative if x^3 + 4xy^2 - y^4 = 7

### Calculus

Find the derivative if y=sin^-1(3x)

### Calculus

Find the derivative if y=sec^-1(x+3)

### Calculus

Find the derivative if y=sec^-1 (x+3)

### Calculus

Find the derivative if y=sin^-1 (3x)

### calculus

equation of the normal to the graph of f(x)= x/2x-3

### calculus

is (x)/(x^2-9) an even or an odd function?

### math calculus

Please explain how it is (ln 4) ¡Ò^8 2 x^-1 dx= (ln 8) ¨C (ln 2) =(ln 4)

### calculus

calculate Äƒ/Äx and Äƒ/Äy. ƒ(x,y) = xy² + x²y

### Calculus 3

Calculate the double Integral e^(y^2) dA D = {(x,y)| 0 <= x <= y <= 1}.

### Calculus

What is the tens digit of 0! + 1! + 2! + 3! + ... + 2000!?

### calculus

If f is the antiderivative of g(x)=(x^3)/(1+x^5) such that f(1)=0, then f(5)=___.

### calculus

how would you differentiate this equation?? dy/dx + e^(x+y) = 0

### calculus

Assume x and y are functions of t. Evaluate dy/dt. xy - 5x + 2x^3 = -70; dx/dt=-5, x=2, y=-3

### calculus

Assume x and y are functions of t. Evaluate dy/dt. xy - 5x + 2x^3 = -70; dx/dt=-5, x=2, y=-3

### calculus - vectors

Show that x dot y = 1/2 ( |x + y^2| - |x|^2 - |y|^2 )

### college calculus

how do you integrate sqrt( x^2 - (x^2)(e^(-2x)) )?

### college calculus

how do you intergrate sqrt((1+((1/4)/(4-x^2)))

### Calculus - Integrals

What is the integral of arctan x?

### Calculus

I'm not sure how to solve the equation 5^x-12*(5^-x)-1=0

### calculus

This is stupid, but can anyone find the derivative of f(x)=8^(1-2x^2)?

### Calculus

What is the limit as x approaches -1 of x - 5 --------------------- 4x(squared)-6x+ 3

### calculus

Logarithmics: Ie: log3 3^11 : Evaluate? Thanks.

### math calculus

how to find derivate of: y=(-4x^2+8)/(x^2+2)^2

### Calculus

If f(x)=5x^3–2/x^4 find f'(x) I don't understand what I did wrong for this ((x^4)(4x+7)-(4x^3)(5x^3-2))/(x^4)^2

### calculus

How do I find the domain of: y=squareroot of x^3-3x^2 ?

### Calculus

f(x) = {x^3 - 1, x> or equal to -1 {2x,x<-1 find limit x->-1 f(x)

### calculus

given the functions: f(x) = x^2 - 1, g(x) = x/x + 2 Why is x^2 - 1/x^2 + 1 the equation of (g o f)(x)?

### Calculus

Does -csc^2(x)sin^2(x) equal -1?

### Calculus HS

Final ? - Let f(x) = x2-x-6/x g(x) = x-3, find (f+g)(x) (f-g)(x) (f/g)(x) Thanks again

### Calculus

1/f = 1/p + 1/q What is the rate of change of p with respect to q if q=2 and f=4?

### calculus

Prove that d/dx(cot x)= -csc^2x

### calculus

Differentiate the function f(x) = 186.5

### maths calculus

How to integrate (cos2x)^2?

### AP Calculus 1

find derivative of cos^4(x)^4

### 12th AP Calculus

find the dy/dx of: y=3(cscx)^3/2

### calculus

find the derivative of the function g(x) = (1 + 3x)^6(5 + x - x2)^8

### Calculus

Is sum of sin(pi/n) DV or CV? I don't understand why it is DV.

### Calculus

How do I prove that the series ln(n)/(3n) is divergent?

### calculus

integrate: square root of (4-x^2)

### Calculus

Is the series (8+1^n)/(1+2^n) divergent or convergent?

### Calculus

find the integral of x^2 - sec3xtan3x

### calculus

What is the derivative of square root x ?

### calculus

simplify: e^3lnx+4lny

### Algebra with calculus

Solve for n: I=nE/nr+R not sure how to do this

### Calculus

Find the intergral of 1/[cos(^2) x

### calculus

Evaluate the following sum: 10 E (–1)^n–1(1n^2–9n–3) n=4

### calculus

4. f(x)= 7-5x^4 What does x equal? what is the absoloute max?

### calculus

what's the limit as n goes to infinity of (2 + 4/n^2)^(1/3)

### calculus

What is the period of y=5 cos pi x and how do you find it?

### calculus

find the derivative for y= (tan^-1)e^x

### calculus

Find the derivative of f(x)=[lnx]^4

### calculus

Find the area of bounded by f(x)=2x^2 and g(x)=x^4-2x^2

### calculus

Find the area of bounded by f(x)=2x^2 and g(x)=x^4-2x^2

### Calculus

limit of ((sin 3x)/x) as x approaches 0

### calculus

is square root x^4-4-y=0 and x^2+y^2=4 a function

### Calculus

Find the derivative of tanh(e^t)

### Calculus

Find the derivative of f(x)=x^2sinh^(-1)(3x)?

### Calculus

Another question, if f(x+h)-f(x)= -3hx**2+4hx-8h**2x+5h**2-3h**3, what is f'(x)?

### calculus

Differentiate the following function. A(s)=-19/s^5

### calculus

find a and b lim ((b^1/2)+(5^1/2)) x - 0 ------------------ = 2 (a(abs x)/4) - (1/4)