Calculus (Answer Check)
88,560 results, page 6

Math Check
Can you please see if you got the same answer as I did? Thank you. 3/x + 2/x4 3x12=2x subtract 3x from both sides you get 12=1x divide by 1 final answer is 12. 
geography
Can you check my answer. What is the capital of the nation that is located at the southern tip of Africa? My answer is Tshwane(Pretoria) Is this correct? 
prealg Answer Check
Use the proportion to find the missing length in the following similar figures. x/2 9/4 4.5 18 (My Answer) 8 2.25 
History (Check Answer)
What special knowledge did the Bantu carry with them as they migrated? A. Metalworking (my answer) B. Fishing C. Dancing D. Singing 
Math
Could you please check my answer? Subtract: (6a+2b5c)(3a+2c) My answer was: 3a+2b7c 
algerbra
can you help me check my answer. not sure of the answer. what is value of 27  8? a. 35 b. 19 c. 19 d. 19 
Please check my answer: Math
Solve: 7r  7 = 2r + 18 My answer: 7r  7r  7 = 2r  7r + 18 7 = 5r + 18 7  18 = 5r + 18  18 25/5 = 5r/5 R = 5 
Dividing Polynomial
Please check. 1. (5x^3+x^27)/(x+1)= ? My answer: 5x^24x+411/x+1 2 (9x^3+5x8)/(3x2)= ? My answer: 3x^2+2x+32/3x2 
Math
Please check my answer for this: 17  4 x 3 + 8 = The answer I come to is 13 
spanish/check
translate to spanish our father's office la oficina de nuetro padre 2translate the possesine adjective in parentheses into spanish su escuela(their) can you check my answer thank you 
Check My Answer Please
Why were women fighting for suffrage? A:because they wanted to end abuse toward women B:because they wanted to win the right to vote**** C:because they wanted to gain the right to work D:because they wanted to end women's inequality Completely doing an educated guess right now... 
Calculus> bobpursley
How do you get m=0? from taking the second derivative? does c=1? Can you check my work on how I get the derivative of R=M^2(c/2m/3) NEXT R=1/2(CM^2)1/3(M^3) NEXT dR/dM=CMM^2. I checked in the back, and that was the answer for the first part of the equation. Isn't the ... 
Math Check
Hi! Can someone check this for me? My teacher wants me to write the system of equations that will correspond to the final matrix. I have the matrix already, but I need help with the writing the system stuff. Thanks! Matrix: [10 2  48] [5 6/4 9] My answer: 10x+2y=48 5x+... 
PreCalculuscheck answers
The graph of the equation y=x^3x is symmetric with respect to which of the following? a) the xaxis b) the yaxis c) the origin d) none of these Answer: c 2) The graph of an odd function is symmetric with respect to which of the following? a) the xaxis b) the yaxis c) the ... 
Calculus
Let f(x)= (1/x). Use the limit definition of derivative to find f'(x). My professor's answer is: 1/x but I keep getting: 1/x^2 what do I have to do to get that answer? 
Calculus
Let f(x)= (1/x). Use the limit definition of derivative to find f'(x). My professor's answer is: 1/x but I keep getting: 1/x^2 what do I have to do to get that answer? 
calculus
Let g be the function give by g(x) = x^4  4x^3 + 6x^2 – 4x + k where k is constant. A.On what intervals is g increasing? Justify your answer. B.On what interval is g concave upward? Justify your answer. C.Find the value of k for which g has 5 as its relative minimum. ... 
AlgebraPlease check
We're learning arithmetic sequencesplease check this for meit's my first day calcuulating htese and I'm not sure If t(1) = 5 and t(n) = t(n1) + 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 ... 
Math
Solve the equation and show the check of the potential answer(s). If any answers are excluded values, state this on your answer sheet. a2 + 4a  5/a2 + 2a  a + 3/a + 2 =1/a2 + 2a Can someone please show me how to do this problem with checks? I have submitted it to my homework... 
Calculus
This is a problem we did previously on a test; my answer was marked correct, but I am having trouble getting my answer in the same form that my teacher gave it. The question: Find the derivative of (x/(x+1))^1/2 His answer: ( (x(x+1))^(1/2) ) / (2x(x+1)^2) My answer: ((x+1)^(1... 
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 + (y0)^2 = 7^2 answer(x+9)^2 + (y0)^2 = 49 is this correct? 
Math
Write each equation in standard form. 1.y3=2.4(x5) 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 
CHEMCHECK 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 ... 
Calculus check
If f(x)=sin^2(3x) then f'(0)= A. 2cos3 B. 2sin3cos3 C. 6cos3 D. 2sin3cos3 E. 6sin3cos3 I got B 
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
Find the indefinite integral and check the result by differentiation: (integral) x^2 +2x 3  dx x^4 
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^2x7sinx 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) AB 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(xy)] The answer is supposed to be 1/2; however, I cannot figure out how to get this answer. Any help is appreciated. 
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. 
Calculus
If F(x)=x^3−7x+5, use the limit definition of the derivative to find FŒ(5), then find an equation of the tangent line to the curve y=x^3−7x+5 at the point (5, 95). FŒ(5)= The equation of the tangent line is y = x + . Check your answer for yourself by graphing... 
Calculus
Differentiate each function 34. [(x^2 + x)/(x^2  x)]^1/2 My answer: [(2x^2)]/[(x^2 + x)^1/2 * (x^2x)^3/2] The book's answer is: [(1)] / [(x1)^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^2x^2/y^2 
reading
30day Money Back Guarantee Groom Co. electric shavers come with a 30day 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 ... 
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 check
Find the limit as x approaches 3 of [(2x^35x^2+7)/(3sin(xpi/6)cos(xpi))] When I plugged in 3, I got 4. 
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! (u2)(u+7) my answer: 7u^249u (5t4)^2 my answer: 25t^240+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 + (y0)^2 = 7^2 answer(x+9)^2 + y^2 = 49 is this correct? 
PreAlgebra 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? 
Check my answer please
Blank are nutrients that are needed for growth and repair of the body's tissues A. carbohydrates B. Fats (My answer) C. Fiber D: Proteins 
PreCalculus
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^22x  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! 
Calculus
(a) By graphing the function f(x) = (cos 2x − cos x)/x2 and zooming in toward the point where the graph crosses the yaxis, 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 yaxis, 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 ... 
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 
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 ... 
Finite Math
Fifty percent of students enrolled in calculus class have previously taken precalculus. 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... 
SapnishPlease 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. 
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 ... 
SpanishPlease 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. 
PreCalculus/Trivia
csc(theta)= 1/x sec(theta)= 1/ sqrt(1x^2) cot(theta)= sqrt(1x^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 :/ 
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 
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 
Soanish8th 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? AnswerYo estoy en Florida. 
CalculusCheck 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 ... 
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 
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 ... 
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 doingbut 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 ... 
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 (1t^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^21/3acosaxcosbx^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^2x)]dx with partial fractions. My answer was 2ln abs(x1) 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 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
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, check my answer, please! 2
Consider the following functions: f(x)=sin(x^4x^2) h(x)=(x3)^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. 
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 please check answer
Please check my answer thanks :) Find the equation of 9 (2x18)=36 9(2x)9 (18) =36 18162 =36 18162 =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 (2x18)=36 9(2x)9 (18) =36 18162 =36 18162 =36 18x162 =36 +162 +162  18x =198 18x 198  18 =18 x =11 
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. 
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 ab because a and b are representing coodinate numbers you need to ... 
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? 
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^29 f’(5)=516 3) Find the given limit by evaluating the derivative. lim h⇒...