85,687 results, page 68

false

### calculus

8x^3+27/4x^2+12x+19

### calculus

x^2+5X/(x^3-25x)(x-5)^-1

### calculus

9x^3+5x-8 divided by 3x-2

### Calculus

If y=u^3+u^2-1, where u=1/(1-x), determine dy/dx at x=2

### Calculus

What is the derivative of y=2^x?

### Calculus

Find f'(a). f(x)=(x^2+1)/(x-2) Is it (x^2-5x+2)/(x-2)^2 ?

### Calculus

If y=sqrt (x^2+16), then d^2y/dx^2= A. 1 / (4(x^2+16)^3/2) B. 4(3x^2+16) C. x / ((x^2+16)^1/2) D. (2x^2+16) / ((x^2+16)^3/2) E. 16 / ((x^2+16)^3/2)

### Calculus

If y=sqrt (x^2+16), then d^2y/dx^2=?

### calculus

find f[f(x)] and g[f(x)] f(x)=4x^2-1; g(x)=4/x

### calculus

find f[f(x)] and g[f(x)] f(x)=2x^2-5; g(x)=2/x

### Calculus

Find f"(x). f(x) = x^3 - (5/x)

### AP Calculus

Let f(7)=0, f'(7)=14, g(7)=1, g'(7)=1/7. Find h'(7) if h(x)=f(x)/g(x)

### Calculus

If 3x^2+y^2=7 evaluate ((d^2)y)/(dx^2) when x=1 and y=2

### Calculus

Differentiate: y = (x^2 + 8x +3)^3

### Calculus

If f(x) = x4 + 6x,find f'(x).

### Calculus

(1/sqrt(1-(3x/4)^2) * 3/4

### Calculus

Let f(x)=(lnx)^4 f'(x)=4(ln(x))^3/x what is f'(e^2)=?

### calculus

Integral of 1/[x^2(1+x^2)]

### Calculus

If f(5) = 7, then lim f(x) x-> 5

### Calculus

If f(5) = 7, then lim f(x) ------------------x-> 5

### Calculus

Simplify: (5x^3 + x^2 - x)/ (3x)

Y = 1 - cos^2 x

Y = 1 - cos^2 x

### calculus

derivative of y=ln(2x-1)

### calculus

D(x)=x^2+2x C={(x,y)|y=4x-5} 1) D(C(x)) f(x)=1+3 sqrt of x+2 2) f(f(x))

### Calculus

solve for x: 6x=ex+1

### calculus

with respect to x;4^2.dx

### calculus

domain of -9/2+t^2 and 1-4t/2+t

### Calculus 1

Find y' if y=ln(9x^2+7y^2).

### calculus

Evaluate ¡Ò(1+xe^x)/x dx

### Calculus

How do you integrate e^(-t/r)?

### Calculus

How do you integrate e^(-t/r) dt?

### calculus

integrate (e^t + e^-t)²

### calculus

integrate (e^t + e^-t)²

### calculus

integrate (e^t + e^-t)²

### Calculus help

Y=|X^2+3x-4| find dy/dx?

### Calculus

Find for dy/dx 4 – xy = y^3.

### Calculus

Does anyone know how to solve, ln((3x-2)/(x-1))<0

### Calculus

If f(2) = 2.5 and f'(2) = -2.5, then f(2.5) is approximately: A. 2.5 B. -2.5 C. -2 D. 2 E. 1.25

### calculus help

Integrate:(3x^5-5)^-3 dx thanks

### calculus

Find dy/dx. y = x^ln x, x > 0

### Maths

What is calculus ?

C=2 x^=8y

### Calculus

If x^2 + y^2 = 25 and dx/dt = 8, find dy/dt when x=3.

### calculus

Find A - B A = [ 3 7 8 ] 7 9 3 7 9 9 B = [ 2 2 6 ] 6 7 8 5 8 6

### Calculus

Integral of (3^x)(e^x)dx

### calculus

If F(x) = f(xf(xf(x))), where f(1) = 4, f(4) = 6, f '(1) = 4, f '(4) = 5, and f '(6) = 6, find F '(1).

### calculus

If F(x) = f(xf(xf(x))), where f(1) = 4, f(4) = 6, f '(1) = 4, f '(4) = 5, and f '(6) = 6, find F '(1).

### CALCULUS

if F(x) = f(xf(xf(x))),where f(1) = 4, f(4) = 6, f '(1) = 4, f '(4) = 5,and f '(6) = 6,find F '(1).

### Calculus

Evaluate ∫√(x^3+1)dx

### Calculus

f(x)=6x^3-4x then d/dx(f(lnx)) =??

### Calculus

If f'(x)=-f(x) and f(1)=1, then f(x) = e^1-x Is this correct?

### calculus

f'(-2) if f(x)= g(h(x))^3 Chart x= -3,-2,-1,0,1,2,3 g(x)= 0,1,3,2,0,-2,-3 h(x)= 1,2,0,3,-1,-2,0 g'(x)= 1,2,-1,-2,-2,-1,0 h'(x)= 0,-3,-2,3,-2,0,1

### Calculus

What is the derivative of h(x)= 3x+2/x^2-5?

### Calculus

What is dy/dx given that xy^2-xy+x=y?

### calculus

Let g(x)={x^2-x-2 if x is not equal to 1 {0 if x=1

x^3+x^2y+2y^2

x^3+x^2y+2y^2=0

### calculus

if limit x--->0(4-g(x)/x)=1

### calculus

find dt/dx t=((a^2+x^2)^1/2)/v1 + ((d^2+b^2)^1/2)/v2

### Calculus

e^(ax) = Ce^(bx) where a does not equal to b and c >0

### calculus

Find y'and y''. y=x^1/2 ln(x)

### calculus

If y satisfies y′′ =4, y′(1)=10,and y(1)=6,what is y?

### calculus

(ln(x))^2 dx, integrate.

### calculus

suppose y'''=-6 y''(0)=2 y(1)=1 and y(2)=7 what is y ?

### Calculus

If f(x)=∫[3,x]t^5dt, then f'(x)= f'(-3)=

### Calculus

find f'(x)= f(x)=∫[1,x] t^t dt

### Calculus

If g(x) = integral from 0 to x^2 of √(t^3+2) then g'(2) = ?

### calculus

i)f (x )=e^x sinx

(2) (-1) (3)+(4)

### Calculus 1A

I am trying to find: dy/dx for y = sec(tan x) I have the answer, but I have no idea how to get there. I know that the derivative of sec x = sec x tan x and that the derivative of tan x is sec^2 x. But sec doesn't have an x, so ...?

### college pre-calculus

simplify: square root (4/3)-square root (3/4) A. 2-sqaure root(3)/2 square root (3) B. square root (7/12) C. square root (3)/6 D. 2/square root (3) which answer? this is what i got square root (16/12)- square root (9/12)= square root (7/12)

Follow the directions in parentheses to write four sentences with gerunds. 1. (Use the gerund singing as a predicate nominative.) A: My favorite activity is singing. 2. (Use the gerund dancing as a subject.) A: The girl's dancing forced us to our feet. 3. (Use the gerund ...

### calculus

Evaluate these limits. (Enter answer as a decimal. Enter INF if the limit is +∞; -INF if the limit is −∞; and DNE if the limit is neither ±∞ and does not exist.) (a) limx→04+x−−−−−√−2x= - sin responder (b...

### vocab

continue vocab 2- bound A tied B released C confirmed D restrained answer B 3- loathed A detested B loved C hated D despised answer B 4 strive A attempt B try C give up D fight for answer C

### Dimensional Analysis

eLydi wrote 4 1/2 pages of her science report in one hour. What was her writing rate in pages per minute? My answer: ( ihavetwo, tell me which is right, if any are?) answer 1: 0.075 answer 2: 13.33

### math

Can someone help me answer this question? It's combining like terms, my teacher said that the first term is right but the rest is wrong. Question~~ 2x^2y–5xy–7xy–8x^2y+9xy^2 –xy^2 My answer ~~ 2x^2+-8x^2 (2-8)x^2 -6x^2 y+y+y+y (1+1+1+1)y 4y -5x+-7x+9x+-x (-5-7+9-1)x -...

### algebra...urgent help

A bag soccer balls contains 8 balls with black design and 7 balls with red design with no other types of soccer balls. Coach graves reaches into the bag and randomly pulls out two soccer balls. please check my answer a) explain these events are either dependent or independent...

### US history

Indicate below the type of government each colony had in the year 1750. 1 NEW HAMPSHIRE; ROYAL 2 MASSACHUSETTS; ROYAL 3 CONNECTICUT; SELF-GOVERNING 4 RHODE ISLAND;SELF-GOVERNING 5 NEW YORK; SELF-GOVERNING 6 NEW JERSEY;ROYAL 7 PENNSYLVANIA;PROPRIETARY 8 DELAWARE; PROPRIETARY 9 ...

### Chemistry - Periodic Table+IE(check+help)

The following data lists the ionization energies for a given atom: IE1 = 738Kj/mol; IE2 = 1451Kj/mol; IE3 = 7733Kj/mol. Predict the valence electron configuration for this atom, and explain your reasoning. i do not understand this question but i will give it a try, please ...

### Chemistry - Periodic Table+IE(check+help)

The following data lists the ionization energies for a given atom: IE1 = 738Kj/mol; IE2 = 1451Kj/mol; IE3 = 7733Kj/mol. Predict the valence electron configuration for this atom, and explain your reasoning. i do not understand this question but i will give it a try, please ...

### project

my is elderly people things to start a presentation goes like this ............. 'cities needs to provide services to all residents but espially to eldery people' because there population increases in future! city need 55 plus buildings to live and pavllion. they should make ...

### s.s project

my is elderly people things to start a presentation goes like this ............. 'cities needs to provide services to all residents but espially to eldery people' because there population increases in future! city need 55 plus buildings to live and pavllion. they should make ...

### chemistry

A 0.4671g sample containing sodium bicarbonate was titirated with hcl requiring 40.72ml. The acid was standardized by titrating 0.1876g of sodium carbonate FW 106mg/mmol requiring 37.86ml of the acid. Find the percentage of nahc03 fw 84mg/mmol in the sample. My own calculation...

### English

Check my answers please?? Match the litter of the author with his or her description. Not all letters will be used. A. William Bradford B. Captain John Smith C. Anne Bradstreet D. Okaudah Equiano E. Thomas Paine F. Thomas Jeffereson 1. I wrote an account of my voyage across ...

### Calculus the derivative

The height in feet of a free falling object t seconds after release is s(t)=-16t^2+ v_0t+s_0, where s_0 is the height(in feet) at which the object is realsed, and v_0 is the initial velocity (in feet per second). Suppose the coin is dropped from a height of 1454 feet. D. At ...

### AP Chemistry

Could you please check my work and let me know if my answer is correct? I don't have a solutions guide and I want to make sure I'm really comprehending the material. Calculate the # of grams of barium flouride that will dissolve in 2.50 L of pure water at 25 degrees C. Assume ...

### BIology

Reptiles have some specific adaptations that make them well suited to their environment. In your own words, discuss some of these adaptations by answering the following questions. Each answer should be constructed in one or two well-developed paragraphs. a. What is the ...

Read the following sentences from "When Greek Meets Greek." Fraser scratch his head. "I know of a landlord up the road who vow that ain't ever taking anybody who come from the West Indies. But he don't mind taking Indians. He wouldn't know the difference when he see you is a ...

### chemistry - hess's law (check + help)

31. Carbon monoxide reacts with hydrogen gas to produce a mixture of methane, carbon dioxide, and water. (This mixture is known as substitute natural gas.) 4CO(g) + 8H2(g) → 3CH4(g) + CO2(g) + 2H2O(_) Use the following thermochemical equations to determine the enthalpy ...

Cellular Plan 1 550 minutes for \$89/month Includes unlimited long distance, nights & weekends, & 500 text messages. Cellular Plan 2 600 minutes for \$90/month Includes unlimited nights & weekends, & unlimited text messaging. Cellular Plan 3 900 minutes for \$90/month Includes ...

### Chemistry

The overall cell reaction occurring in an alkaline battery is: Zn(s) + MnO2(s) + H2O(l) ---> ZnO(s) + Mn(OH)2(s) a) How many moles of electrons flow per mole of reaction?...answer: 2. Mol e-Note: b) If 6.09g of zinc is oxidized, how many grams of manganese dioxide and of ...

### English

Writeacher, I need your help to check a few things. Thank you. 1) At the first time Clare didn't say if she was free, but the next day she confirmed she was able to go to the cinema. (Can you check this sentence for me?) 2) I would like to enrol at the faculty of Engineering. ...

### math

Resource allocation podunk institute of technology’s math deaprtment offers two cources: finite math and applied calculus.each section of finite math has 60 studnets, and each section of applied calculus has 50. The department is allowed to offer a total of up to 110 ...

### Physics

I'm comparing the "g-force" of a rocket and a race car. My answer for the race car corresponds to the answer in the book but my answer for the rocket is off by 1. The book says I need to add 1 G because the rocket is going upward. So, instead of my answer of .87 G, the correct...

Three moles of an ideal monatomic gas are at a temperature of 345 K. Then, 2531 J of heat are added to the gas, and 1101 J of work are done on it. What is the final temperature of the gas? delta U= 3/2nR(T final -T initial) (2531J - 1101J) = 3/2(3.0mol)(8.31)(T final - 345K) ...

### Calculus (Momentum and Force)

The change in the momentum of an object (Ä p) is given by the force, F, acting on the object multiplied by the time interval that the force was acting: Ä p = F Ät . If the force (in newtons) acting on a particular object is given by F(t)=cost , what’s the total change in ...

### Math

Sanjay takes a pre-ap multiple choice test of 25 questions in which he earns 10 points for every correct answer, but loses 2 points for every incorrect answer. Sanjay answered all 25 questions and scored 202 points. How many did he answer correctly? how many did he answer ...

### English

This is a thank you letter to a company. Please check it and let me know what you think. If I need to change something or its just fine. Check for any errors. Thank you very much for taking the time to meet with me on April 14 regarding the position of Administrative Assistant...