Calculus (Answer Check)

86,499 results, page 77

math

please check. thanks. (8.3 x 10^-15) (7.7 x 10^4) = 6.391 x 10^-10 Is that right?

Algebra - check to see if correct

(a+7)/(a-4)+(9-5a)/(a-4) i got 6+40/a-4

Reiny

Can you check back at my last post again? Thanks.

Math

3/4(5/x-1/2)-5/3<1/3 3/20x-8-15<1/3 Check this for me where didi I go wrong

To Ms. Sue

please check my latest post, thanks

math

how do i find the product. Extimate to check or 0.5 x 28

Algebra

Could you please check my work? 3/(x-7)=2/(2x+1) 3(2x+1)=2(x-7) 6x+3=2x+-14 x=-4.25 I appreciate it.

Math

Solve the equation and check your solution. Thank You 3/v= v/2v+9

math

how do i write $3,337.55 on a check in words on?

math-please check

is the solution to 2x^2-4x+5... 1(+/-)((sqrt6)/2)i ??

algebra

explain how to check a solution of an equation.

science

Okay, I will check back later. Thank You Ms. Sue!!

math- check me

Solve the inequality for x. 16 <= 4x+4 I get x>=3 Is that right?

Algebra 2

How can you check if 3+i is a zero of the equation x^4-6x^3+6x^2+24x-40?

Algebra

Can someone check my answers? 1. 3/c - 4/3c = 5/3c 2. -3t/t-4 - 2t+4/4-t = -2t-4/t-4 3. z/3z^2 + 4/7z = 19/21z 4. 5x/2x-6 + x+2/3-x = 4x-2/2x-6 or 2(2x-1)/2(x-3)

Math

Divide and Check 4x^4y-8x^6y^2+12x^8y^6 _______________________ 4x^4y

math's

how do you check a Pascal's triangle with a calculator.

statistics

Why should we check if your data is binomial?

English

Could you please check these other sentenes. Thank you.

Math.

Can u check these: 56% of 144 = 80.64 81% Of 63. = 51.03 43% of 92. = 39.56 3%. Of 200 = 6 17%. Of 360 = 61.2 22% of 84 = 18.48

precalcus will someone check my homework

f(3)=-3/8 and (f-2)=-12 MY SOLUTION F(-2)=ab^-2 = -12 F( 3)=ab^ 3 = -3/8 b^5 = 12 * 3/8 = 32 b=2 12 = a(2)^2 12 = 4a a =3 f(x)=3(2)^x

math12

solve. check for extraneous roots.3^2x-4(3)^x+3=0

alg2

solve for 10/x^2-2x + 4/x = 5/x-2 3x/x+1 + 6/2x = 7/x 8(x-1)/x^2-4 = 4/x-2 check for any extraneous solutions! thanks!

bus101

exam number500600 to check on the answers what are they?

Alg1 / 2

solve the equation & check your solution

math

how can you check that the sum of 125+38+75 is 238

Algebra..

f(x)= x^2+3 ; g(x)=3x-1 Check These Please? 1.(fg)(-1) = 5 2. (f o g)(1) =10 How would you solve this? 1. (g o f)(x)

Algebra pls check

Is this right ? -2(w-30) =-6w -2w -60 = -6 w +2w =+2w -60 = -4w _____________ -4 = -4 15 = w

MS Sue

can you plz check my english answers

math

Solve the equation and check your solution 2/5+1/y-5=y-7/5y-25.

To MS SUE

Can u please check my math answers

Math

Solve and check each equation 1a. 12n=36 n=3 1b. n-5=8 n=13

english

i need help with chapter 10 and 11 sentence check 2

To Drbob222

Please check my post again

HELP IN SCIENCE ASAP!!

PLEASE CHECK ANSWERS!!

English

I need help on sentence check 2 chapter13

math

how can we check that 46/100 is equal to about 39/85?

Math

Solve and check. ( 3 marks) (5)/(x-1)+(2)/(x+1)=-6 I need the help!

algebra

can you solve this? I need to check my work. 2(x-1)^2=50

Math Check

Is the following statement true: (x^4+6x^2+9)=x^2+3

Math

x^-5 * x^7= x^5 can someone explain why and check if it is correct

math

CAN ANYONE CHECK THIS FOR ME PLEASE! NEED IT ASAP.. 5 < x -2 < 11 a. 5 < x < 11 b. 7 < x < 13 **** c. 7 < x < 11 d. 5 < x < 16

Math please check

p= -3; q=2 2q(p+q)+3pq I got -22

Math

Can you check these? .04 is 1/8% of what number? 32 What percent of 1/8 is 3 1/2? 2800%

English

I need help for final check: chapter 16

Maths Algebra

Solve and check the result.3(5x-7)-2(9x-11)=4(8x-13)-17

Math

Please check to see if this is correct? y-5 = -2 (x-3) y-5 = -2x + 6 y = -2x + 11

math please check

(19-3)*(11-2)+8 squared=209

Math

m•10-m•2=8 I think m=1 please check my work

Math (Check answers)

what is the value of -3x(7+(-3)^2)divided by 3? 13*** -2 -16 -48

Math(check answers)

Find the LCD of 3/5 and 1/6 a.5 b.6** c.11 d.30

geography

Check my answers, please? I put an asterisk next to which ever ones are my answer. Thanks! Why do you think the Inuit have retained aspects of their early culture? *A.because they are used to that lifestyle B.because such adaptations allow them to survive in their environment ...

Physics

Two geological field teams are working in a remote area. A global positioning system (GPS) tracker at their base camp shows the location of the first team as 38 km away, 19deg north of west, and the second team as 28.7 km away, 35deg east of north. When the first team uses its...

Algebra 2 Answer Check

Simplify by rationalizing each denominator. 1. 2/√3 A: 2√3 / 3 2. -18/√6 A: -3√6 Add or subtract. 3. 4√3 - 9√3 A: -5√3 4. √8 - 15√2 A: -13√2 5. √45 + √20 A: 5√5 6. 2√48 + 2√12 A: 12√...

Manuscript Speech

What should the outline of a manuscript speech look like. I am giving a speech on an article abotu technology and i need to write a manuscript speech on it http://www.jiskha.com/display.cgi?id=1170016501.1170018403 Be sure to check out this answer by Ms. Sue from yesterday. =)

Social Studies

PLEASE ANSWER! PLEASE ANSWER! PLEASE ANSWER! 1) Identify two problems resulting from urban sprawl in the western region of the United States. If these problems are not solved, what will the outcome likely be? 2) Why do you think the Canadian government is opposed to Quebec's ...

Science - Please Check

Suppose that the local temperature changes in favor of greater oxygen levels in the water. Write a short paragraph to describe how both the population of the small fish species and wading bird population would change in response to the new oxygen levels over the next six ...

Calculus

I am doing the AP calculus review, these are the questions I have no Idea on how to do: 1. if 0<= k <=pi/2 and the area under the curve y-cosx from x=k to x=pi/2 is 0.2, then k= 2. let F(x) be an antiderivative of (ln x)^4/x If F(1)=0, then F(9)= 3. What is the equation ...

physics

Suppose you are asked to find the area of a rectangle that is 2.1- wide by 5.6- long. Your calculator answer would be 11.76 . Now suppose you are asked to enter the answer to two significant figures. (Note that if you do not round your answer to two significant figures, your ...

Chemistry

Suppose you are asked to find the area of a rectangle that is 2.1- wide by 5.6- long. Your calculator answer would be 11.76 . Now suppose you are asked to enter the answer to two significant figures. (Note that if you do not round your answer to two significant figures, your ...

Math (please check my answer!!)

1. Tri SVX is congruent to Tri UTX. Reason: Given. 2. Line SV is parallel to line TU. Reason: Given 3. Line SV is congruent to line TU. Reason: CPCTC 4. VUTS is a parallelogram. Reason: If a pair of opposite sides of a quadrilateral are parallel and congruent then it is a ...

art

Could you please check my answer please...thank you Which of the following is the best evaluation of the artwork based on the criterion that the piece feature imaginary creatures or things. 1. The artwork is successful because it features a fully clothed raven-headed winged ...

Psychology

Lorraine and Albert are discussing neurotransmitters, getting ready for an exam. Lorraine maintains that neuronal dendrites sort excitatory and inhibitory messages through a process of elimination dictated by reuptake activity. Albert, on the other hand, argues that inhibitory...

Calculus

A real estate office manages 50 apartments in a downtown building. When the rent is $900 per month, all the units are occupied. For every $25 increase in rent, one unit becomes vacant. On average, all units require $75 in maintenance and repairs each month. How much rent ...

Algebra

1.What is the domain of this relation? domain range -3 3 -2 -6 -1 0,15 0 -6 1 -1 Answer- -3,-2,-1,0,1 2. Compare the quantity in Column A with the quantity in Column B Column A slope of y =3 Column B slope of x =3 Answer- The two quantities are equal 3. What is the equation of...

Spanish -Please check 7th grade

Please check my answers-I have to say where I just came from and what I have done using forms of venir and acabar de The post office Vengo del correo. Acabo de mandar una carta. The museum Vengo del museo de arte. Acabo de mirar el arte. The hospital Vengo del hospital. Acabo ...

Calculus

A rectangular piece of tin has an area of 1334 square inches. A square tab of 3 inches is cut from each corner, and the ends and sides are turned up to make an open box. If the volume of the box is 2760 cubic inches, what were the original dimensions of the rectangular piece ...

Calculus

A machine earns the company revenue at a continuous rate of 62000 t + 43000 dollars per year during the first six months of operation, and at the continuous rate of $74000 per year after the first six months. The cost of the machine is $155000. The interest rate is 5.5% per ...

Math

The problem tells us to approximate the integral using the midpoint rule. n=5, sin(x)2 dx 0 to 1. I understand that the answer is .2(sin(.1)^2 + sin(.3)^...). When I use my calculator to get the decimal answer, I cannot get the same answer the book has. I don't know what I am ...

Physic

The tension on a wire is 2640 N. The wire is 2.6 m long and the fundamental frequency is 330 Hz. What is the mass of the wire? (Answer: 2.33g) Answer is provided above. Please show all work on how to get the answer. Thank you!

algerbra

i did my question already but i was wondering if someone could double check my work. the question says to graph the following function on the grpah f(x)={|x|, -3 is equal to or less than x less than 2} {2x-8, x less than or equal to 2} i dont know if its possible to show a ...

PLZ Check My Math?

Sorry! Another rates/proportions question! "Myles mows lawns during the summer to earn money. Since he is trying to save money for a car, he tries not to spend very much of it. In fact, his goal is to save $5 for every $7 he makes. If Myles made $128 this week, how much can he...

Math (pre-celc 12)

A true false test has 15 questions. How many answer keys are possible of the answer to 6 of the questions is false and 9 are true? I think this is a permutation and not a combination because each answer key would be different depending on the order of which are true or false. ...

English

Can you please check these sentences on phrasal verbs? Thank you in advance. 1) Can I have two chops of lamb (or lamb chops?) and a roast chicken (or a chicken roast?)? 2)Our teacher will go over our mistakes during our afternoon’s revision course. 3)You’ll have to hand in...

Calculus Help Please!!! URGENT!!!!

Carbon-14 has a half-life of 5700 years. In a living organism, the ratio of radioactive carbon-14 to ordinary carbon remains fairly constant during the lifetime of the organism. After the organism’s death no new carbon is integrated into the organism’s remains, so the ...

Grade 12 Chem - please check answer

The four possible unknown chemicals are: Cu(s), Ca(OH)2(s), KNO3(aq) and C6H12O6(aq). a) colorless solutions, high electrical conductivity, no change on litmus paper b)white crystals, no electrical conductivity, red to blue on litmus c) shiny brown wire, high electrical ...

Biochemistry, Biology, Chemistry

An enzyme works on two substrates, S1 and S2. Its Km for S1 is 100mM and its Km for S2 is 10mM. Based on this information, answer the following questions: 1. For a given [E] will it have a higher Vmax for S1 or S2? Explain your answer 2. Is S1 or S2 a better substrate for the ...

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, ...

science

Studies conducted in England during the industrial revolution have shown that children born to poor families were, on average, shorter than those born to wealthier parents. The most likely explanation for this difference in height is a difference in A) nutrition b) family size...

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...

behavior problems ( dogs)

Please check my answer thanks Your new client has a nine-month-old, neutered male Anatolian Shepherd Dog. She would like your help with a behavior problem. Each night, after she lets the dog out to eliminate, he refuses to come back in. She has ended up chasing him around the ...

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....

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 ...

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 ...

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...

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...

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 ...

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.

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 ...

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 ...

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...

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 ...

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...

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 ...

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 ...

calculus

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

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