Calculus (Answer Check)

86,783 results, page 66

science

i do not understand how to answer the question if it has (N) instead if saying (kg) how would i answer, and the question is.: if the net force is 100N, and the acceleration is 5m/s squared how much mass am i moving? please answer soon!! Thank You!!

math

please answer this my topic is all about sums and differences of rational algebraic expression perform the indicated operation reduce answer to lowest term 3/5 + 4/5 another is x/3 - y/3 another is 7/a + 2/a please answer it thanks!!!!!

algebra

I need to know if I am doing this problem right when sustitution method. y+2x=3 y+2x=-4 y+2x=3 -1(y+2x=3)-y-2x=-4 now add the two equation y-2x=3 -y-2x-4 the answer would be -4y=7 then divided -4=7 answer 1.75 I no that there is more to this answer I am just stuck and not sure...

algebra

I need to know if I am doing this problem right when sustitution method. y+2x=3 y+2x=-4 y+2x=3 -1(y+2x=3)-y-2x=-4 now add the two equation y-2x=3 -y-2x-4 the answer would be -4y=7 then divided -4=7 answer 1.75 I no that there is more to this answer I am just stuck and not sure...

Math

I have the problem: A triangle has a base of 3.6 cm and an area of 22.32 cm squared. What is the height of this triangle. The teacher gave us the answer key and I know the answer is 12.4 but I don't know how they came to that answer. I can't figure out how you are supposed to ...

algebra PLEASE HELP ASAP

1. the probability of a basketball player hitting a foul shot is 1/3. how many shots would you expect her to make in 90 attempts. a. 30 b. 60 c. 3 d. 45 my answer is b? 2. simplify 8P3. a. 42 b. 336 c. 40,432 d. 56 my answer is d? 3. how many ways can 4 students be chosen from...

History

Hai! Anyone Please Check This Answer Please! Which of the following is the most likely reason why many Mexicans were opposed to American investment in their country? A. American leaders overthrew the successful government of Porfirio Díaz.* B. Many Mexicans wanted to invest ...

Grammar

Circle the nouns that can be used with the verbs on the right . Engine-consumption-dependence (reduce) Answer : consumption and dependence Solution-dependence-alternative (find) Answer:solution and dependence Resources-technology-stocks(deplete) Answer:Resources and technology...

Chemistry

How many grams of dry NH4Cl need to be added to 2.10L of a 0.600M solution of ammonia,NH3 , to prepare a buffer solution that has a pH of 9.00? Kb for ammonia is 1.8x10^-5. I just wanted to make sure I dd this write, can you please check my work? Thank you!!!! I found the pKa ...

English 10 Check

Below, you will find a list of sentences. After each sentence, select true if the topic of the statement is suitable to form the basis of a single persuasive paragraph. If the topic of the statement in your textbook is unsuitable for a single persuasive paragraph, select false...

Math

There are 20 question in a quiz. 5 marks will be given for a correct answer. 1 mark will be deducted for a blank answer and 3 marks will be deducted for a wrong answer. (a) Peter gives 2 blank answers and he gets 72 marks. Find the number of correct answers he get. (b) Is it ...

math

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...

Physics - Charges at an angle (check + help)

Three charged objects are located t the vertices of a right triangle. Charge A (5*10^-6) has Cartesian coordinates (0,4; Charge B (-5.0*10^-6) is at the origin; charge c (+4.0*10^-6) has coordinates (5,0), where the coordinates are in meters. What is the net force on each ...

Check my physics

Would you mind checking one of my problems from my physics study guide? I know the answer and just want to make sure I am using the right formula. :) A 78-kg skydiver has a speed of 62 m/s at an altitude of 870 m above the ground. a. Determine the kinetic energy possessed by ...

Can u check my answer? U.S History

"I consider the foundation of the Constitution as laid on this ground: That "all powers not delegated to the United States, by the Constitution, nor prohibited by it to the States, are reserved to the States or to the people." [10th Amendment] To take a single step beyond the ...

accounting

On May 31, 2011, James Logan Company had a cash balance per books of $6,781.50. The bank statement from Farmers State Bank on that date showed a balance of $6,404.60. A comparison of the statement with the cash account revealed the following facts. The statement included a ...

business

On May 31, 2011, James Logan Company had a cash balance per books of $6,781.50. The bank statement from Farmers State Bank on that date showed a balance of $6,404.60. A comparison of the statement with the cash account revealed the following facts. The statement included a ...

math

On May 31, 2011, James Logan Company had a cash balance per books of $6,781.50. The bank statement from Farmers State Bank on that date showed a balance of $6,404.60. A comparison of the statement with the cash account revealed the following facts. The statement included a ...

Chemistry

We have been getting numerous questions like this on assignments and I can't figure them out. Its like I know that there some way connected but I can't figure it out. This is for Chemistry in highschool and its likea review and so they are not going over it but I would still ...

Calculus

I don't know limits fairly well. The problem is prove the limit using definition 6, lim x -> -3, 1 / (x+3)^4 = infinity. The books definition for definition 6 is, let f be a function defined on some open interval that contains a, except possibly at a itself, then lim x ->...

math,correction

Multiply. (x+2)(x-2) my answer is: x^2-4 Factor completely. 3(x-2)^2-3(x-2)-6 MY answer: 3(x-4)(x-1) Factor 9x(x-7y)-6(x-7y) My answer is: (9x-6)(x-7y) Divide: (x^3+2x^2+x+12)/(x+3) My anwer is: x^2-x+4 Looks OK!

chem (Check)

The Question: Why must a calculated answear generally be rounded? My Answear: A calulated answear cannot be more precise than the least precise measurement from which it was calculated. I think your answer is ok but I think you are leaving out information that should be ...

statistics

Does studying for an exam pay off? The number of hours studied, x, is compared with the exam grade received, y. x 7 7 5 5 7 y 95 90 75 85 95 (a) Complete the preliminary calculations: SS(x), SS(y), and SS(xy). Incorrect: Your answer is incorrect. . (SS(x)) Incorrect: Your ...

Statistics

Does studying for an exam pay off? The number of hours studied, x, is compared with the exam grade received, y. x 7 7 5 5 7 y 95 90 75 85 95 (a) Complete the preliminary calculations: SS(x), SS(y), and SS(xy). Incorrect: Your answer is incorrect. . (SS(x)) Incorrect: Your ...

Science

Type one and Type three survivorship curves indicate populations that are growing _______________. Please check your assigned reading and post your answer. We'll be glad to help you when we see your thoughts about this subject. fast? fast? http://www.britannica.com/eb/article-...

Math

Please help me with this ASAP! I need help with this just checking my answers thanks 1. There are 14 blue marbles, 8red marbles, and 12 green marbles in a jar. What is the ratio of the total number of marbles to the number of red marbles? A. 24:8 B. 34:8 (my answer) C. 8:34 D...

English

I still have a few questions to check. I really hope you can check them. Thank you! 1) Which metaphors does the poet use to address the urn in the first stanza? 2) How is the urn described? What figure of speech is used in line one and two “Heard melodies are sweet, but ...

Chemisty (Sig Figs)

Each of the following numbers was supposed to be rounded to two significant figures. For each one below, decide whether it was correctly rounded or not, and for those that were incorrectly rounded, correct them. (a) 3.149 e3 to 3.2 e3 Its incorrect but I don't know the correct...

English

Please check my answers relating to predications. Our resolutions should begin at midnight on January 1. Answer: Implementing our resolutions should begin at midnight on January 1. The reason for the cat’s illness is because she was allergic to the dog. Answer: The reason ...

Calculus

Integrate: x/(9+x^4)dx

Calculus

lim--h>0 f(x+h)- f(x/h

Calculus

If a, b, and c are digits for which 7 a 2 -4 8 b =========

Calculus

If a, b, and c are digits for which 7 a 2 -4 8 b =========

Calculus

What is the derivative of e^cx ?

Calculus

integrate: (x^2 + 1)^k dx

Calculus

What is the derivative of t^3/3

Calculus

The derivative of f of x f(x) = x^3 + 19 ; x = 8

calculus

Integrate: dx/(2x^2 + 4x + 7)

calculus

derivatives. f(x)=(1/-7x^12) f'(2)=? f'(-1)=?

calculus

if dy/dx= (1+lnx)y and if y=1 when x=1, then y=

calculus

how do you integrate x^2/(9+x^6)

calculus

how do you integrate x^2/(9+x^6)

calculus

cos(xy)+y=2

Calculus- please help

Let f(t)=(t^2+3t+8)(2t^2+6). (a) f'(t)= (b) f'(4)=

pre-calculus

3(4^x)-2^(x+2) = -1

Calculus

Find (fg)'(1) if f(1)=1, g(1)=2,f'(1)=3, g'(1)=-3

calculus

(f o g)(3x^2) << question ...f=4x-10 g=2x^2

Calculus

solve:(x^4)-(4x^2)+3=0

calculus

how to simplify: ((9^x * 3^2 * (1/3^-x)) - 27^x ) / 3^(3x) * 9

calculus

If f(x) = x2 / (4 + x), find f ''(5).

Calculus

If d/dx(f(3x^5))=9x^4 Find f'(x)

calculus

what is the derivative of 1/x??

Calculus

differentiate y = (x + 2) / (x^3 + x - 2)

Calculus

how do I know if the series ln(n)/(2n) is DV or CV?

pre calculus

27^8x-3=(1/81)^8x-4 x=?

calculus

how do you integrate dx/(x^2*(x^2+4)^1/2)

calculus

what is the derivative of 4(x^2-1)^-1/2

calculus

what is derivative of (1-2x)^-1? is it -1/(1-2x)^2 ?

Calculus

What is the lim(x-3/x^3-27) x->3

Calculus

f(t)=5^x sechx f'(x)=?

calculus

solve 2^3^x = 4.2^5^x

calculus

Differentiate y = xe^x Thank you!

calculus

differentiate y = ln(e^x + e^-x)

Calculus

what is the derivative of If y = x^m and y'= mx^(m-1) y" = ?

Calculus

If xy=4 and dy/dy=3 then find dx/dt when x=4?

Calculus

f(x)=(x+3), h(x)=(3x-5) Find g(f(x))=h

Calculus

F(x)=5e^x - 10 / 24e^x + 12 f^(-1)(x)=? a=? b=?

Calculus

What's the derivative of (x-1)(x-7)^3+10?

calculus

find dy/dx of y^3-xy=-1

calculus

find f(x) f'(x) = (x^2-1)/x^(-1)

calculus

find y' of x^2/3=y^2/3=1

Calculus

f(x) = 6e^(-5x) ln(x), find f'(3)?

Calculus

Find y' and y'' y=X^3/(X^2-1)

calculus

what is the diferential of (dy/dx)=2^x?

calculus

differential of (dy/dx)=y/x

calculus

integrate (2/3x^5)

Calculus

How do I find the f'(x) of f(x)=((8x+3)/(9x-) 5)^(1/2)?

Calculus

Let f(x)=(x+7)/(x+5). inverse f-1(-3)=...

Calculus

Let f(x) = 3(x^6)lnx. f'(x)= ...

Calculus

From 2 to 3, integrate ((x^3)+5)dx/x.

Calculus

How do you factor x^3 - 64?

Calculus

What's the derivative of x^2(1- x/6)?

calculus

y=ax power 2+bx+c

calculus

xy+y^2=1 find d^2/dx^2 at (0,1)

Calculus

What's the antiderivative of x(2x-6)^(1/2)?

Calculus

If f(x)=3e^x+6x^e find f'(x).

Calculus

Find f '(a). f(x) = (x^2+1)/(x-6)

calculus

Let f(x)=x+4 and g(x)=(x-2)^2. Find u(x) so that f(g(u(x)))=4x^2 - 8x +8.

calculus

if F(x)=f(g(x)), where g(2)=4, g'(2)=3, and f'(4)=5, find F'(2)

calculus

Determine when y'' = 0 y'' =1 / sq.rt.of (x^2 + 1)^3

calculus

What is the domain of y= sq.rt. of (x^2 + 1)

Calculus

If f(x)= 3 + |x-2|, then f'(2) is A. -1 B. 1 C. 2 D. 3 E. nonexistent

Calculus

Solve for x where 12^x = (4)8^2x

Calculus II

integral of 1/((x^2+1)^2) dx

calculus

let f(x)=x+2/x+8. what does f^-1(-4) equal?

calculus

let f(x)=x+2/x+8. what does f^-1(-4) equal?

calculus

integral from 3 to 6 (x^4+4)/(x) dx=

calculus

integral from 3 to 6 (x^4+4)/(x) dx=

CALCULUS

Differentiate: P(t)=50(2)^(t/2)

calculus

y= 1/4 sin x

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