Calculus (Answer Check)

85,687 results, page 6

Algebra-Please check

We're learning arithmetic sequences-please check this for me-it's my first day calcuulating htese and I'm not sure If t(1) = 5 and t(n) = t(n-1) + 2, find the first 4 terms of the sequence I think it would be 5,7,9,11 because the difference is 2 so I just added 2 to each of ...

Dog Hunting Training

please check my answer thanks :) What is the distance of a lure course for a Junior Courser Title My answer is 600 yards

Algebra/Math

Could you please check these thanks for your time. Directions: Arrange the terms of each polynomial so that the powers of x are in ascending order. 1. 5+x^5+2x^3+4x Answer: 5+4x+2x^3+x^5 2. x^2y^4+x^5y^3+xy^2+x^3y Answer: xy^2+x^2y^4+x^3y+x^5y^3

math

Could someone check my answer? I need to figure out the equation of the circle given the center of (-9,0) and radius of 7. (x-(-9))^2 + (y-0)^2 = 7^2 answer(x+9)^2 + (y-0)^2 = 49 is this correct?

Math

Write each equation in standard form. 1.y-3=-2.4(x-5) -The answer I got was 2.4x + y = 15. Could someone please check my answer and tell me how to solve it if it wrong? Thanks

CHEM-CHECK ANSWER

A 18.46 g sample of a compound contains 5.89 g potassium (K), 5.34 g chlorine (Cl), and oxygen (O). Calculate the empirical formula. is the answer KClO3?

Spanish (check answer)

Which of the following phrases show the correct use of the article "the"? A. los hermanas B. el hermanos (my answer) C. el papa

Algebra 1 Answer Check

1. Simplify 49^3/2. My answer: 343? 2. Simplify 5^ãx^25y^125. My answer: x^5y^25? 3. When the polynomial 5x - 2x + 8x^2 - 7 is written in standard form, what is the leading coefficient? My answer: -2? 4. Classify the polynomial 5x^2 + 9x + 1 according to tis degree and ...

PHYSICS CHECK WORK PLEASE

I am getting the wrong answer. Can you please check my work? My answer is off by a multiple of ten. A sample of an unknown material appears to weigh 295 N in air and 165 N when immersed in alcohol of specific gravity 0.700. (a) What is the volume of the material? ___________m^...

Calculus check

If f(x)=sin^2(3-x) then f'(0)= A. -2cos3 B. -2sin3cos3 C. 6cos3 D. 2sin3cos3 E. 6sin3cos3 I got B

calculus

Which of the following is a representation of the domain of the expression: h(x) = 12x + 3 / 2 - square root over x a)[0,4) b) [(0,4) U ( 4, infinity) I know that the answer is b, but how do I come to this answer?

Calculus ( finding limits)

Find the limit as x-->-inf (x+2)^(3/2)+1 ----------I know that the answer is infinity but I don't know how to get this answer by hand. Could someone please help me? Thanks a lot!

math (calculus)

what would be the answer when you plug 5pi/4 into this equation 6sec^2x-7sinx for x? i cant get the answer need some help

calculus

The function f is twice differentiable, and the graph of f has no points of inflection. If f(6)+3, f'(6)=-1/2, and f"(6)=-2, which of th following could be the value of f(7). A.)2 B.)2.5 C.)2.9 D.)3 E.)4 the answer is A. but what are the steps to reach this answer?

Calculus

Vector D represents: URL is here imgur dot com/AX4EN a) A+B b) A-B c) C+B d) A+C I chose answer A. Is that the correct answer?

Calculus

Find the d^3z/dydx^2 partial derivative of: ln[sin(x-y)] The answer is supposed to be 1/2; however, I cannot figure out how to get this answer. Any help is appreciated.

Calculus

Differentiate each function 34. [(x^2 + x)/(x^2 - x)]^1/2 My answer: [(-2x^2)]/[(x^2 + x)^1/2 * (x^2-x)^3/2] The book's answer is: [(-1)] / [(x-1)^3/2 * (x + 1)^1/2]

Calculus

Answer ? - impicit differentiation Find dy/dx & d^2y/dx^2 y^2 - x^2 = 2 is the answer dy/dx=x/y; d^2y/dx^2= y^2-x^2/y^2

calculus

Find the indefinite integral and check the result by differentiation: (integral) x^2 +2x -3 ---------- dx x^4

Calculus

If F(x)=x^3−7x+5, use the limit definition of the derivative to find FŒ(5), then find an equation of the tangent line to the curve y=x^3−7x+5 at the point (5, 95). FŒ(5)= The equation of the tangent line is y = x + . Check your answer for yourself by graphing...

English

Which of the following do Petrarchan and Shakespearean sonnets have in common? A. rhyme scheme B. length C. question and answer format D. Both are organized as an octet and a sestet I Chose Answer B. length. I wanted someone to check my answer to see if it was correct. Thank you.

Calculus

Find the revenue function R(x) when P(x) is P9x)= 50- 0.002x I am getting 50x -0.002x^2 can anyone check, thanks.

reading

30-day Money Back Guarantee Groom Co. electric shavers come with a 30-day money back guarantee. The only stipulation is that you use your new exclusively for 2 weeks to become accustomed with the product. If you are not satisfied, we will refund the amount on your receipt if ...

math

I've worked these problems but I was just wondering if someone could check over them to see if they're correct...if not please help! (u-2)(u+7) my answer: 7u^2-49u (5t-4)^2 my answer: 25t^2-40+16 Thank you :)

math

PLEASE HELP Could someone check my answer? I need to figure out the equation of the circle given the center of (-9,0) and radius of 7. (x-(-9))^2 + (y-0)^2 = 7^2 answer(x+9)^2 + y^2 = 49 is this correct?

Pre-Algebra Check

1. Round your answer to the nearest tenth, if necessary. 22 miles/hour = ______ feet/second a. 0 b. 15 c. 1.5 d. 32.3 Answer: C? Thank you in advance!

Social Studies 7R - Qs. Check

What is Preamble? I know the pre part is before but what about amble? My Answer: Intro of the Declaration of Independence. Is my answer is correct.

Chemistry(Please check answer)

The solubility product expression for mercury(I) iodide, Hg2I2 is Ksp = ? My answer is [Hg2^2+^][2I^-^]^2^ Would you agree?

calculus check

Find the limit as x approaches 3 of [(2x^3-5x^2+7)/(3sin(xpi/6)-cos(xpi))] When I plugged in 3, I got 4.

Pre-Calculus

Evaliuate the differnce quotient f(x+h)-f(x)/ h for f(x) = X^2 + 2x - 2 currently i have done (x+h)^2 + 2(x+h)-2 - x^2-2x - 2 / h the answer is 2x+h+2 but each time i try to work on the problem i don't get this answer... thanks in advance

calculus

solve the following exponential equation. 5^x=4 a. what is the exact answer? **I think it is In4/In5 b. what is the answer approximated to 3 decimal places.

English

Becca was helped/helping Corky with his homework last night. Answer: helped Blossom watched/watching her best friend study for the test. Answer: watching Plz check my answer. Thank you!

Algebra

Hello, can someone check my answers to the following Algebra questions 1. (2y)(-2)= My answer - 2 * -2 = 0 Translate 2 and 3 into an euation 2. Four less than the quotient of x divided by 2 is 8. My answer - (x * 2) -4 = 8 3. The sum of two consecutive integers is 35. My ...

Calculus

(a) By graphing the function f(x) = (cos 2x − cos x)/x2 and zooming in toward the point where the graph crosses the y-axis, estimate the value of lim x → 0 f(x). (b) Check your answer in part (a) by evaluating f(x) for values of x that approach 0. (Round your ...

Calculus

(a) By graphing the function f(x) = (cos 2x − cos x)/x2 and zooming in toward the point where the graph crosses the y-axis, estimate the value of lim x → 0 f(x). (b) Check your answer in part (a) by evaluating f(x) for values of x that approach 0. (Round your ...

Probability - Check

Could someone check these answers for me. Thanks 1. (3x+y)^7 = 2187x^7 + 5103x^6y + 5103x^5y^2 + 8505x^4y^3 + 2835x^3y^4 + 567x^2y^5 + 63xy^6 + y^7 2. Eight people are boarding an airplane. Two have tickets for first class and board before those in the economy class. In how ...

algebra

If you write a check without enough money in the bank a certain store will charge you a penalty if the check is returned to them from the bank. The penalty is 15% of the amount of the check plus a $25 processing fee. Let the "n" amount of the check and the

Finite Math

Fifty percent of students enrolled in calculus class have previously taken pre-calculus. Thirty percent of these students received an A for the calculus class, whereas twenty percent of the other students received an A for calculus. Find the probability that a student selected...

Sapnish-Please check SraJMcGin

Please check if you have time we had to select the correct answer for the two questions 1.¿Ellas te escuchan? Ellas me escuchan. 2. ¿Me escuchas? Te escucho.

Spanish-Please check SraJMcGin if possible

Please check if you have time we had to select the correct answer for the two questions 1.¿Ellas te escuchan? Ellas me escuchan. 2. ¿Me escuchas? Te escucho.

Pre-Calculus/Trivia

csc(theta)= 1/x sec(theta)= 1/ sqrt(1-x^2) cot(theta)= sqrt(1-x^2)/x What are these equations used for in real life matters or in regards to calculus? Can't seem to find the answer anywhere :/

MATH 156

can some one please check if my answer is correct. Write the number in scientific notation. 15)0.000 294 Answer: 2.94x10^(-4)

algebra

• After solving a system of linear equations, how can you check your answer to determine whether it is correct? Demonstrate the process of checking an answer with an example

Soanish-8th grade please check answer

I'm not sure what they're asking in this question- are they asking where you are when you vacation? ¿Dondé te ustedes cuando de vacaciones? Answer-Yo estoy en Florida.

Algebra

Check these answers? ? 3x + y = -8 My answer: y=-11 2x - y = 11 My Answer: y=13

Math ~ Check Answers ~

#5 X: 0, 1, 2, 3 Y: -4, -3, -2, -1 a.) -1 b.) 1 c.) -4 d.) -7 (My Answer)*** #6 X: -1, 0, 1, 2 Y: -4, -1, 2, 5 a.) -5 b.) -3 (My Answer)*** c.) -1/3 d.) 3

Math

Can someone check my answer? 5.5g+3=7+3g A.2**(my answer) B.-2 C.5 D.-5

precalculus/check please

Find the difference quotient by using f(x+h)−f(x)/h 1) f(x) = √(2x+1) answer (√(2x+1+2h) - √(2x+1))/h can you check please

Calculus-Check please?

Fabio stands atop his 16 foot ladder when he realizes that the ladder is slipping down the side of the building. He decides that the base of the ladder is moving away from the bottom of the building at a rate of 2 feet per second when it is 3 feet from the bottom of the ...

French

Could you please check these thanks. Directions: Complete with either payer or essayer. 1. Vous -------- où? (Payer) Answer: payez 2. On ------ à la caisse. (Payer) Answer: paie 3. Je -------- parce que j'invite. (Payer) Answer: paie 4. Il va -------- la chemise? (Essayer) ...

Math...Algebra :S

Hi, okay um. I'm trying to get his math question (Algebra :o) and i'm not quite sure what i'm doing---but everything i do, i get the wrong answer. The Question is 2m+n M= 2/5 and n= 1/2 (Fractions) Everytime i do the question, i get 9/10 as a answer...but i check the textbook ...

Educational Technology

'Scuse me, but I'd just like to check if my answer is right: 2. Which of the following is a true statement?: A. If it is printed or posted on the web, then it is a fact. B. Websites must go through a validity checker before they can be posted on the Internet. C. Experts ...

Calculus

assuming that you wish to have $19000 in 7 years and that the account earns 6% compounded continuously. Round your answer to the nearest cent. Answer:

Calculus

Evaluate: integral x^3/[sqrt*(x^2+100)]dx can someone tell me what they get as a final answer..I've been going at this for hours and don't get the answer in the back of the textbook

Calculus

Evaluate: integral x^3/[sqrt*(x^2+100)]dx can someone tell me what they get as a final answer..I've been going at this for hours and don't get the answer in the back of the textbook

calculus

Let 4xy^3 - x^2y= 5x - 6 - x^3 where y is a differential of X. Find y' in terms of x and y. I get: y'= -4y^3 - 2xy + 3x^2 -5 / x^2 -12xy^2 My answer handout shows the answer as positive. Which should it be, neg. or pos.? Thanks

calculus

hello! i just needed help to verify or falsify my answer and any explanation as to why would be extremely helpful! thanks ahead of time. y=(x^2)-6x+10 a. at x=3 b. at x=0 c. at x=1 d. at x=-3 my answer was D. thanks again!

calculus

hello! i just needed help to verify or falsify my answer and any explanation as to why would be extremely helpful! thanks ahead of time. y=(x^2)-6x+10 a. at x=3 b. at x=0 c. at x=1 d. at x=-3 my answer was D. thanks again!

Calculus

Find the solution t the differential equation dz/dt = 2te^z that passes through the origin. My answer is -In (1-t^2), but my answer is populating as incorrect. Can someone help please?

math

Generalize this to fine a formula for the integral: sin(ax)cos(bx)dx Could someone tell me what they got for an answer so I can check it to see if my answer is right. My answer: -1/2sinasinbx^2-1/3acosaxcosbx^3+ integral 1/3 a^2cosbx^3sinax..I'm not sure hot to find the ...

Calculus AB

I had to integrate [(x^2+1)/(x^2-x)]dx with partial fractions. My answer was 2ln abs(x-1) -ln abs(x)+C. But the answer on the answer sheet has an extra +x that I did not account for. Is that a typo or did I integrate incorrectly?

Math question and answer check

Consider the probability function. (Give your answers exactly.) P(x) = 5 − x 10 , for x = 1, 2, 3, 4 (a) Find the mean. Incorrect: Your answer is incorrect. (my answer was 1). (b) Find the standard deviation. (my answer was 1 also on this one. Please help, I just cant ...

Calculus

which of the following is not a type of break in the graph? a) holes b) horizontal asymptotes c) jumps d) vertical asymptotes I know for sure that a is not the answer and i doubt that c is the answer. I think the answer would be b. 2. Describe what can be inferred about the ...

Calculus 12th grade (double check my work please)

1.)Find dy/dx when y= Ln (sinh 2x) my answer >> 2coth 2x. 2.)Find dy/dx when sinh 3y=cos 2x A.-2 sin 2x B.-2 sin 2x / sinh 3y C.-2/3tan (2x/3y) D.-2sin2x / 3 cosh 3yz...>> my answer. 2).Find the derivative of y=cos(x^2) with respect to x. A.-sin (2x) B.-2x sin (x^2...

Calculus, check my answer, please! 2

Consider the following functions: f(x)=sin(x^4-x^2) h(x)=(|x|-3)^3 g(x)=1n(|x|)+3 s(x)=sin^3(x) Which of the following is true? h and g are even, f and s are odd. f is even, h and s are odd. h and s are even, f is odd. ***f and h are even, s is odd. f, h, and s are odd.

Math please check answer

Please check my answer thanks :) Find the equation of 9 (2x-18)=36 9(2x)-9 (18) =36 18-162 =36 18-162 =36 18x162 =36 +162 +162 ------------------------- 18x =198 18x 198 ----------- 18 =18 x =11

Math please check answer

Please check my answer thanks :) Find the equation of 9 (2x-18)=36 9(2x)-9 (18) =36 18-162 =36 18-162 =36 18x162 =36 +162 +162 ------------------------- 18x =198 18x 198 ----------- 18 =18 x =11

pre calculus

determine the order of magnitude for the following: 1. a $1 bill and a dime 2. two products scored a PH level of 6.1 and 4.o I can't figure out #1… but I did get #2 to be 10^2.1 Please help with #1 and check to see I did #2 right?

MATH: Check my answers | HELP ASAP!!

A parking lot space is in the sape of a retangle. if the space has a length of 23 ft and a width of 12 ft, what is the area of the parking lot? A.128 ft B.266 ft C.276 ft######### D.138 ft Check my answer please! I think I'm right.

physics

At what projection angle will the range of a projectile equal to 6 times its maximum height? Just need answer, i have done all of the work and want to check my answer

math 116

After solving a system of linear equations, how can you check your answer to determine whether it is correct? Demonstrate the process of checking an answer with an example.

Calc

Use the Intermediate Value Theorem to check whether the equation x^3–3x+2.1=0 has a root in the interval (0,1) answer: yes or no ? i have no idea how to answer to go about solving this question, thanks for the help!

Cardiovascular Respirtory

Which one of the following words means "the surgical repair of the larynx? A.Laryngectomy B.laryngostomy C.Larynoplasty D. Laryngostenosis My answer is (A) can someone check my answer

Cardiovalscular

Phonology refers to the science which treats A. vocal sounds B. heart rhymths C.nutrional deficiencies D. blood disorders my answer is (C) can someone check my answer

algebra2 please check my answer thanks

find the vertical asymptotes of the following rational function(remember VA is X) x+6/(x^2+11x+30 ) my answer is x+6/(x+6)(x+5) cancel alike term i get 1/(x+5 )and V.A:x=-5 is that right thanks

algebra2 please check my answer thanks

find the vertical asymptotes of the following rational function(remember VA is X) y=x+6/(x^2+11x+30 ) my answer is x+6/(x+6)(x+5) cancel alike term i get 1/(x+5 )and V.A:x=-5 is that right thanks

Math

What is the best estimate for the quotient. 5,397 division sign 62 a. 80 b. 90 c. 800 d. 900 My answer to the above is b Can you please double check my answer and let me know if I am right or wrong

math

Use the distributive property to write an expression that is equivalent to the example below: 5(2x + 7) I think my answer is... 45.....How I got this answer was 5 x 2 + 5 x 7=45 10 + 35 = 45 Can you please double check my work?

Geometry MATH CHECK

Check? In your own words, explain why we use the formula AB = |a - b| to find the distance of a segment. Include why you need to subtract and why you need to take the absolute value. We use that formula |a-b| because a and b are representing coodinate numbers you need to ...

Derivative Calculus

I just need my answers checked. 1) Find the derivative. f(x)=3x^5/4 - 8/9x^9/8 + x^2 - 9x + 1 Answer: f’(x)= 15/4x^1/4 - x ^1/8 + 2x -9 2) Let f(x)= 7x^3 - 9x. Find f’(5) Answer: f’(x)=21x^2-9 f’(5)=516 3) Find the given limit by evaluating the derivative. lim h⇒...

Math please check answer

please check my answer thanks Equation 9(2x-18) = 36 18 -162 = 36 18 x 162 =36 + 162 + 162 18 x = 198 18x 198 18 =18

Calculus AB

The limit as x approaches infinity of (1+1/x)^x. I tried this twice and I got an answer of e both times, but the answer that my teacher read off in class was not e. Please help.

Calculus

differentiate the given function, simplify your answer by leaving no negative or rational exponents. final answer should be in factored form where possible. y=(x^2 +2x)^3(x+2)

calculus

We were asked to solve the problem 1/x < 4. I solved it like so: 1<4x 1/4<x and wrote my answer in interval notation as (1/4, infinity). However, the answer in the back of my book said the answer was the union between (negative infinity, 0) and (1/4, infinity). How do...

English

Hello, everybody. I have a lot of point cards. For your activities, you will get points. When your number is chosen from the program, you should get up and answer two questions. I will check your points on the paper. This time, all of you can answer this question.If you answer...

Trig(Check the answer)

A Flagpole casts a 60 foot long shadow on the ground. The angle from the tip of the flagpole to the end of the flagpole's shadow measures 35 degrees. How tall is the flagpole? can i use cos(55degrees) = 60/h which gives me 104.61. Please check. Thanks!

college algebra

Demand Equation: The price p, in dollars, and the quantity x sold of a certain product obey the demand equation x = -5p + 100, 0 (less than or equal to) p (less than or equal to) 20 a.) Express the revenue R as a funtion of x. b.) What is the revenue if 15 units are sold? c.) ...

please check

1)3/4+x>1 answer:x>1/4 2)10-3x<5 answer:x>5/3 3)|7-x|>2 answer:x>-5 x<-9 4)|x+0.5|=0.25 answer:x=-o.25,-0.75 thank you very very much!!!

Math- Algebra II

Please check if I did this right... √(2x+1)+7= 3 -7 -7 √(2x+1)= -4 Square everything √(2x+1)^2= -4^2 2x+1=16 -1 -1 2x=15 divide by 2 on both sides x=7.5 CHECK: (Plug it in) √(2(7.5)+1)+7= 3 √(16)+7= 3 4+7=3 11 doesn't equal 3 so the answer is no ...

calculus showed work

find the area of the rgion bounded by the graphs of y=x^3-2x and g(x)=-x i drew the graph and half of the graph is above the xaxis and the other half is below the axis. so the integrals i came up with are two because i broke them up and i combined the answers at the end: ...

Algebra HELP :(

If you write a check without enough money in the bank, a certain store will charge you a penalty if the check is returned to them from the bank. The penalty is 5% of the amount of the check plus a $10 processing fee. Let n= the amount of the check and p the amount of the ...

Java

Verify the check digit in a barcode. Some of the most common barcode standards have check digits which are fairly easy to calculate. UPC (12 digits) are among the most common barcode standards you will find. The check digit is calculated like this: •the right-most digit is ...

Math

Could someone double check me Write the answer in lowest terms 5/9 + 8/9 = 13/18 What is the perimeter of a rectangle if the length is 7/11 ft and the width is 2/11ft? Answer: 9/11 ft Write the answer in lowest term 17/36 – 13/36 Answer: 1/9 8/15 + 3/20 Answer: 11/35 1 3/8...

Math

please check my answer thanks :) How much money must be deposited now, at 6% interest compounded semiannually to yield an annuity payment of $4,000 at tha beginning of each six-month period,for a total of five years? Round your answer to the nearest cent. A. $38,120.80 B. $35,...

law and ethics in med

please check my answer thanks :) The state would most likley invoke what if a child is at risk for abuse or neglect. my answer is... Parens patriae

Agility training

Please check my answer thanks :) Which one of the following obstacles may be part of a Jumpers Class? A. A-frames B. Weave poles C. Seesaws D. Dog walks My answer is B

Geography check

I have to answer the question this african country is a world leader in coffee and cacao exports. The answer is Cote d'Ivore or Ivory Coast, correct?

Science 7R - HW Qs. Check

14. Which muscle is responsible for bending the elbow joint? a) masseter b) trapezius (it can't be this answer cuz that's is the back) c) triceps d) biceps My Answer (and also think) - C am i correct????

Physics- check answer please

1. A vibrating point on a spring travels 60 mm during three cycles. What is the amplitude of the vibration? a) 0.05 mm b) 5.0 mm c) 15.mm d) 20.mm e) 180 mm my answer: I got 10 mm but it is not listed as an option

Science

How can you describe the location of magnesium (Mg, atomic number 12) periodic table? A. nonmetal B. metalloid C. group2, period3 D. group3, period 2 @Ms.Sue My answer is C. Can you check my answer Thank you

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