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Calculus (help Steve plz)

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maths/calculus damon,steve,reiny help steve
x³dy/dx + 3y² = xy² Given x=1 when y=1 plz help me show step help!!

Calculus--Steve plz?
Find the inverse Laplace transform of the function: F(s)=1/(s(s+1)(s+2)) ...A special thank you to Steve who has already been a tremendous help! Thank you so much =)

need help calculus plz plz-sir steve
if y=3e^(2x)cos(2x-3) verify that d^2y/dx^2-4dy/dx+8y=0 plz help me i tried all i could but it become too complicated for me here set u=3e^(2x) v=cos(2x-3) du/dx=6e^(2x) i used chain rule dv/dx=-2sin(2x-3) dy/dx=-3e^(2x)sin(2x-3)+cos(2x-3)6e^(2x) d^2y/dx^2 now i did lndy/dx=-...

algebra sir reiny sir steve&bob damon help
plz help me sir steve 3x^2=x^x find x step plz too hard

Calculus-PLZ HELP STEVE!
Find the inverse Laplace transform of the following function: F(s)=(9+s)/(4-s^2)

calculus-help me sir~steve
show that 2f''(t)-f'(t)-f(t)=sin(t)-cos(t) where f(0)=f'(0) has the solution (-2/5)e^(-t/2)-(1/5)sin(t)+(2/5)cos(t) using laplace tranformation plz plz plz show step by step

calculus sir damon help me or steve
integrate dx/root(coshx-1) plz show step

maths sir steve plz reiny plz sir damon plz help
express 1.1 in surd form pllllllz step

maths sir steve plz reiny plz sir damon plz help
express 1.1 in surd form pllllllz

maths sir damon reiny or steve help!steve see
Given u(x, y) = x^2 + 2y where x (r, t) = r sin(t) and y(r,t) = sin^2(t), determine the value of ∂u / ∂r and ∂u / ∂t using the chain rule. Plz show step

maths
sir steve plz am a little confuse (x-y)³=A(x+y) prove that (2x+y)dy/dx=x+2y if y is a function of x and x=e^t/(e^t+1) show that dy/dt=x(1-x)dy/dx plz explain to me very well sir damon answered that but i still dont get it If u want me to show my work i will do it sir plz plz ...

calculus-again frustrated-looking for steve asap
if sinh(y)=[4sinh(x)-3)/(4+3sinh(x)] show that dy/dx=5/(4+3sinh(x)] step plz i plead

sequence help!!!!! plz steve,reiny,damon,bob...anyone!!!!
find the expression in terms of n of the nth term of following squences 5,13,32,69,129,221....help plz show it work

sir damon help plz steve plz chip into these
An airplane ✈ makes a turn which has a banking curve of 30° to the horizontal with a radius 5m, in 10sec, what is the mass of the airplane, if it has a force of 500N. The power the plane travelled with, and what's the speed of the airplane when it made its turn?? Plz show ...

sir steve sir reiny any 1 plz help me maths har
Question. Find the greatest common divisor d of 159 and 51, and find integers x and y solving the equation 159 x + 51 y = d . Answer. d = 3. The extended Euclidean algorithm gives x = 9 and y = -28. (There are other solutions for x and y; these are not unique.) plz show step ...

mathematics plz need help sir steve
Given Given f1(x,y)=x^4y^3 f2(x,y)=5x^7+sin(3y) find the determinant step plz full step

sir-steve or reiny or damon
just got a little favour to ask plz do u do facebook am just asking if u don't wanna give ur full name to add as friend then is fine by me because you guyz have really added academic sucess in my carreer life plz

help me calculus
the parametric equation of a curve are x=cos2Øand y=1+sin2Ø find dy/dx and d^2y/dx^2 at Ø=pai/6.find the relationship between x and y sir steve help see my work dx/dØ=-2sin2Ø dy/dØ=2cos2Ø dy/dx=dy/dØ*dØ/dx dy/dx=2cos2Ø*1/-2sin2Ø dy/dx=-cot2Ø d^2y/dx^2=-2cosec^2(2...

plz sir reiny sir steve sir damon help sor bob
plz help me differentiate arccosh(x/√3) i no that from inverse heyperbolic function cosh=(x±√(x²-1) but i still dont know how to that go about it

calculus help me plz too hard show step
charge Q coulombs at time t seconds is given by the differential equation RdQ/dt+Q/C=0, where c is the capacitance in farafd and R the resistance in ohms.solve the equation for Q given that Q=Qo where t=0 plz show step plz plz plz

Calculus (help Steve plz)
1) if w = <-8, 15>, find ||w||? 2) which expression is equivalent to (sin x+1) (sin x -1)? A. Cos^2x B. -cos^2x C. Cos^2x+1 D. Cos^2x-1 E. -cos^2x-1

math
Stacy and Steve each have brownies of equal size,as shown. Stacy cuts her brownie into halves.Steve cuts his brownie into eighths. Which statement is true? A.Stacy has more pieces than Steve. B.Stacy has 4 pieces. C.Steve has smaller pieces than Stacy. D.Steve has fewer pieces...

Calculus i need help plz plz
Integrate:Sinxcosx/a^2cos^2(x)+b^2sin^2(x))dx??? plz i need the full working too hard for me

Calculus i need help plz plz
If y=ws^3/d^4 find the % increase in 'y' when 'w' increases by 2% and 's' decreases by 3% and 'd' increasee by 1%...... There a little error in the first question i post here it is plz i need the working and explanation

calculus too hard
the velocity of a chemical reaction is given by dx/dx=k(a-x) where x is the amount transfered in time t,k is a constant and a is the condition at time t=0 when c=0 solve the equation and determine x in terms of t? Plz show work plz plz

physics
damon,reiny,steve,ms sue.plz get a solution 2 my question please itz urgent!!!

Maths tangent help me damon or steve help
The line y=3x+k is a tagent to curve x^2+xy+16=0 find the possible value of k? plz help me i don't no it

help me damon reiny steve bob plzz
prove that nsini=constant plz show me solution

help sir steve
find all the value of arccosh^-1(5throot(-18)) express in form of x+jy plz show me how

maths sir steve help~reiny
sin(πcosx)-cos(πsinx)=0 then find sin2x step plz

Math~Polynomials
1)6g+8k-9g+2k(1point) 3g+10k -3g+10k*** 17gk 10k-3 2)-4x+6x^2+5x(1point) 7x^3*** 6x^2+9x 6x^2-9x 6x^2+x 3)a^2+5a-3a^2(1point) 5a+2a^2 -2a^2+5a*** -3a^2+6a 5a-3a^2 4)3x^2+8x+7x(1point) 3x^2+15x*** 18x^3 3x^2+1 3x^2-x 5)Find the degree of -5w-4w^2+7w+16(1point) -5 16 14*** 3 Plz...

math-calculus
30/x^2-25 = 3/x-5-2/x+5 i be left with 30 = 3x^2-75-2x^2+50 i not sure what to do? i use the quadratic formula? math-calculus - Steve, Saturday, January 7, 2012 at 3:38pm First, you have to simplify properly: 30/(x^2-25) = 3/(x-5) - 2/(x+5) 30 = 3(x+5) - 2(x-5) You were ok ...

Ela- Ms.Sue Plz!
COuld someone help me with my homework? I need to write a thesis statement for a research paper on steve job

maths help plz sir damon steve or reiny
Find the differential equation from the function y=Ae^3x +Be^2x +Ce^x. Using the method of determinant.

Math
Steve mcspoke left home on his bike traveling at 18km/hr. Steve's brother set out 2 hours later , following the same route, TRAVELING 54 per hour. How long did brother have to travel to catch up with Steve?

arithmetic
Barry and Steve are good friends. Barry wants to buy a new computer, but he doesn't have the money for it right now. Barry says he will pay Steve $2000.00 in five years if Steve gives him $1600.00 for the computer today. Steve figures that there is an interest rate of 6% if he...

LIVING ENVIRONMENT
the ability to grow in size is a characteristic of living organism .Although an icicle may grow in size over time,it is considered nonliving because there is 1)an incerase in matter ,but no increase in the number of icicle. 2)an interaction between the icicle and the ...

Calculus-Steve
Find the area of the region between the graphs of f(x)=3x+8 and g(x)=x^2 + 2x+2 over [0,2]. I got 34/3. Calculus - Steve ∫[0,2] (x^2+2x+2) dx = 1/3 x^3 + x^2 + 2x [0,2] = 8/3 + 4 + 4 = 32/3 Why are you taking the antiderivative of x^2 +2x+2 when we are trying to find the...

calculus plz help me
integrate:dx/((x-1)sqrt(x^2-2) plz show solution i plead

maths calculus need help plz
solve d^2y/dx^2+y=tanx show working plz i don't no it at all

math
identify the value of x that makes each pair of the ratios equivalent x:4 and 45:20 A.8 B.9 C.10 plz plz plz plz help me!!!!!!!! PLZ!!!!!

Maths deduce!damon or steve plz help any one
From (p-q)^2+(q-r)^2+(r-p)^2>(pq+qr+rp) hence deduce that for any number p,q,r,(p+q+r)>3(pq+qr+rp)

math
Steve McSpoke left home on his bicycle at 8am, traveling at 18km/h. At 10am, Steve's brother set out after him on a motorcycle, following the same route. The motorcycle traveled at 54km/h. How long had steve traveled when his brother overtook him?

series help maths steve or reiny
find the sum of n-term of the series 1/1+1/2+1/3+1/4+1/5+...+1/n plz show step

physics/chemistry:sir steve drbob222 steve steve
A crystal is grown by evaporating A and 8 type atoms, and then letting them condense to form the crystal. If, because of the forces involved, on A atom is twice as likely to stick to the crystal OS a B atom, what is the probability that the final crysta pls show step i dont know

Math
*Ms. Sue or Reed, please check my other question as well if you have time, thank you :) 1. Which sentence has proper subject-verb agreement? A) Even my cousin Steve feel sad today. B) Even my cousin Steve look sad today. C) Even my cousin Steve feels sad today. D) Even my ...

calculus help me plz
integrate:dx/((x-1)sqrt(x^2-2) a tutor here direct me to a page but i do not know how to use it i tried but it did not show me any step...i need help plz

plz sequence sir steve reiny bob damon i need u
The three real,distint and non-zero numbers a,b,c are such that a,b,c are in arithmetic progression and a,c,b are in geometric progression. Find the numerical value of the common ratio of the geometric progression.. Hence,find an expression in terms of a for the sum to ...

math
if john has 56789 pens and steve has 23 times that amount how many does steve have?

Calculus help plz
Evaluate in (cuberootof(x+1)/(x-1)).1/(x+1)dx help plz

Geometry- Steve
Hey Steve, in the proportion 9/x=15/25 would you cross multiply 9 and 25 and x and 15???

Physics
What is the force of attraction between you and your friend steve if you are 55 kg,the mass of steve is 60 kg, and you are sitting 2.4 meters apart?

Calculus
How do you simplify vectors? 1)AB + BC + CD 2) BC - FE - BA + DE - DC Calculus - Steve, Tuesday, September 22, 2015 at 11:39pm AB+BC = AC so, AB+BC+CD = AD BC-DC = BC+CD = BD See if you can use that idea to rearrange +/- terms so the ends line up in order Calculus - Anonymous...

I NEED HELP!!:(!!!! HELP ME PLZ!!
I GOT A FEW QUESTIONS SO what is a cell part that has the funcion of a gel-like material inside cells... and what releases energy into the cell.?? plz plz plz plz HELP!!!

math plz plz plz plz help plz .....thank you
mark bought a notebook for $1.45 and some pencils that cost $0.42 each if the total cost was 6.91,how many pencils did he buy A.12 B.13 C.14 D.15 is 14 the answer plz help thank you

math algebra
thanks to reiny and steve, I repeat again that steve answer is incorrect, and I did not type it incorrectly . I mailed the ? as in the book . thanks

Calculus also need help plz plz plz
If z=1/(x^2+y^2-1) is x(dz/dx)+y(dz/dy)=-2z(1+z) or -z^2(1+z) note:dz/dx=partial derivative of x and dz/dy=partial derivative of y??

calculus plz help me
Show that the numerical value of the radius of curvature at the point (x1, y1) on the parabola y^2=4ax is [2(a+x1)^3/2)]/a^1/2. If c is the centre of the curvature at the origin O and S is the point (a, 0), show that OC=2(OS) plz show me working plz

math,trigonometry
solve each triangle described below using Δ ABC : 1)a = 10, A = 16°, B = 49° 2)a = 8, b = 7, A = 88° I don't know how to do this i forgot ... could u help (Steve, or Mrs.Sue, or Writeteacher plz help) this topic is Oblique triangle

Maths-equation
(x+y)+(y+z)=5(x+y)(y+z) (x+z)+(y+z)=7(x+z)(y+z) (x+y)+(x+z)=6(z+x)(x+y) plz can at least see the working and learn am studying maths on my own sir steve told me that x=5/24 y=7/24 z=1/24 but i don,t know how he got my paper is almst finish with that work

Language
which sentence has proper subject-verb agreement? even my cousin steve feel sad today. even my cousin steve look sad today. even my cousin steve feels sad today.*** even my cousin steve looking sad today.

Calculus
Calculate the interval of convergence. Sigma from n=1 to infinity of (n!*x^n)/n^n. Calculus - Steve, Friday, July 29, 2016 at 11:52pm try using the ratio test. You should be able to show that the series converges for |x| < e I tried and I got |x|lim n-infinity of |(n/n+1)^n...

social studies? i think idk
what new ideas came from the automobile? plz help plz plz plz ASAP

Math ....urgent help
i just don't get this elimination method ..... plz help me plz.....teach me how to keep the x and y in a parallel line. and which number to multiply.....plz help -5x-4y=-11 10x=-6-y help me plz......

SS plz help me plzzzzzzz
What are the two major forces that reshape earth? Describe how itworks. plz plz plz help me there are no answer choices hope u can still help

Calculus help plz i do not no it at all
Integrate: xrootof(2+3.fourth rootof(x^3)/x^6.root(x) plz help i do not no it at all show working!!

maths
Steve is trying to make the weight for a Boxing match. Steve needs to be 72kg or less for fight night. He is currently 79kg. His trainer tells him he can lose 4lbs a week comfortably. Given 1kg = 2.2lbs find how many weeks it will take Steve to reach his target weight of 72kg...

SS PLZ HELP ME ASAP
What are the two major forces that shape and reshape earth? Describe how each one works. plz plz plz help me there are no answer choices hope u can still help

trigonomentry hope steve or damon reiny can help
If x = cos@ + isin@ , y = cos€ + isin€ ' prove that (x - y)/(x + y) = itan((@ - €))/2 step sir plz

steve plz help me on my math
Find the perimeter of a rectangular area with a length of 13 inches and a width of 7 inches using distributive property and not using it.

MATH URGENT
a. Solve a – 9 = 20 b. Solve b – 9 > 20 c. How is solving the equation in (a) similar to solving the inequality in (b)? d. How are the solutions different? I don't know how to do this i forgot ... could u help (Steve, or Mrs.Sue, or Writeteacher plz help)

biology
a boy inherits genes for tallness,but his growth is limited as a result of poor nitrition. this is an example of 1)an inherited disorder. 2)environmental influence on gene expression . 3)expression of a hidden trait 4)a characterstic controlled by more than one pair of genes. ...

calculus (please help steve)
Evaluate ∬(x^2+y^2)^2/(x^2y^2) dx dy over the region common to the circles x^2+y^2=7x and x^2+y^2=11y.

calculus (please help steve)
Evaluate ∬(x^2+y^2)^2/(x^2y^2) dx dy over the region common to the circles x^2+y^2=7x and x^2+y^2=11y.

Math
Please help solve and explain it, thank you. 1. Juan, Steve and Gabriella bought a total of 30 markers at an art store. Juan bought 3 more markers than Steve. Gabriella bought 7 times as many markers as Steve. How many markers did each buy? 2.

algebra
50. Steve borrows $4,800 from his parents to purchase a used car. No interest is charged on the loan and Steve will pay his parents $150 per month until the loan is paid off. (a)Write a function that describes the relationship between the amount Steve owes his parents and the ...

Math
Steve can run 3.5 miles in 30 minutes. If Steve increases his rate by 1/2 mile per hour, how far will he run in 2 hours?

Math help Steve?
1) Given that p(-3), p(-1), and p(5)=0, which expression could be p(x)? A)x^3-x^2-17x-15 B)x^3+x^2-17x+15 C)x^3-3x^2-13x+15 D)x^3-9x^2+23x-15 Hi Steve, I got what you said, but how would I solve this equation then?

Algebra/Steve
Find three ordered pairs that satisfy the equation (x,y)= (0, (x,y)= (1,1) (x,Y)= (2,3) not sure about the zero Thank you, If steve answer this question this will be the last one for 4 month, I have brain surgery on Monday. Thank you for all you help

Statistics
One last one. A poll at Steve's high school was taken to see if students are in favor of spending class money to expand the junior-senior parking lot. Steve surveyed 6 random students from the population. 85% favored the expansion, while 15% opposed it. a) Determine the ...

World Geo
"Change the way people think and things will never be the same." -Steve Biko -what is the meaning of this and what made Steve Biko say this.

Calculus 12
Simple query. plz tell me in brief. How will u slove this -3 log 3 + log 2 + 2 log 4 Plz explain

Math
It took Steve and his construction crew 8 months to build a house. Alfter expenses, he was left with $24,872.67 himself. on average, how much did Steve make per month? Round to the nearest dollar.

plz plz help me belive me have tried
cosx+cosy=a and sinx+siny=b show that sin2x+sin2y=2ab(1-(2/(a^2+b^2)) plz plz show step

Calculus- Damon, Steve, Reiny
I forgot to mention that I am trying to find sigma squared.. given that the mean is r and p(x)= (1/r)(e^(-x/r)) on the interval [0,infinity), where r>0.. note: sigma squared= integral sign (-inf, inf) (x-M)^2 p(x) dx i got (r^2 - 2r)^(1/2) for sigma, but my answer is wrong...

Calculus.......plz help! =)
Use any calculus method to determine extrema, intervals where the function is increasing or decreasing, asymptotes, and points of inflection for y = -x(x+1)^3

Calculus
The end behavior of f(x)=(2+x^2)/(x^2-36) most closely matches which of the following: y=1 y=-18 y=2 y=0 I still don't get this based on steve's answer will someone please help?

math steve
steve can you explain step by step please 8x=5y and 3y=14z then 12x= how many z's

math
The ratio of Steve's age to Tims age is 6:7. If Steve is 84, how old is Tim?

math
The ratio of steve's age to tims age is 6:7. If steve is 84, how old is tim

Calculus plz help integral
Find the integral of §x^1/2.e^xdx at upper limit of 1/2 and lower limit of zero..show work plz

math
Juan, Steve, and Gabriella bought a total of 30 markers at an art store. Juan bought 3 more markers than Steve. Gabriella bought 7 times as many markers as Steve. How many markers did each buy.

Damon,steve,reiny,bobpursley....Any 1 just help me plz
Eight years ago martha was half as old as susan will be when susan is one year older than rose will be at the time when martha will be five times as old as rose will be two year from now. ten years from now rose will be twice as old as susan was when martha was nine times as ...

Calculus (AC)
Steve, you've been an amazing help. Thank you so much. This is the last question I need checked. Solve ∜82 using differentials. I got 3.00926

3rd grade
My daughter has a math problems that reads. Steve's birthday is between May 9 and May 23. The date of his birthday is not anodd number. The sum of the digits is 9. When is Steve's birthday?

Geometry i need help urgently plz plz plz
The lenght of a line segement is of 10units and the co-ordinate of one end point are (2,-3) if the abscissa of the other end is 10 find the ordinate of the other end?? Working plz plz

Accounting
On January 1, 2006 two individuals invested 510000 each to form Steve Corporation. Steve had total revenues of 240000 during 2006 and 250000 during 2007. Total expenses for the same periods were 120000 and 150000. Cash dividends paid out to stockholders totaled 22000 in 2006 ...

STEVE or REINY-plz help!
Find a general solution to the first – degree ordinary differential equation. If an initial condition is given, find the corresponding particular solution. Write solution explicitly if possible: dx/dt=sqrt(x+t+1) Thank you in advance for your help! =)

Language Arts HELP!!!
Identify the indirect object in the following sentence. Uncle Jay will bring Steve lunch at noon. a. Jay b. Will c. Steve d. Noon B?

Alg. - Steve please help
Steve I already asked you the question about the absolute value of 3x-2=8 and absolute vale x+1=1....value of x...and your answer was does 0 or -2 satisfy both ....they dont...so is it no solution?

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