x³dy/dx + 3y² = xy² Given x=1 when y=1 plz help me show step help!!
26,664 results
math
Consider the sequence of steps to solve the equation: 2(x − 4) + 6x = 9x − 10 Which step in solving this equation is justified by the Commutative Property of Addition? Given ⇒ 2(x − 4) + 6x = 9x − 10 Step 1 ⇒ 2x − 8 + 6x = 9x − 10 Step 2

Ed Tech. PLZ HELP ASAP
2.To publish your slide show as movie what should you click on first? A.File B.Animations C.Slide Show D.View 3.What is the purpose of slide timings? A.To tell the user how long to wait before clicking the mouse B.To set the time each slide will be shown

calculus help
the bend moment M of a beam is given by dm/dx=w(1x) where w and l are constants.determine M in terms of x given that M=wl^2/2 plz show me working step

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

further math
identify the conic sections below (circle,hyperbola,parabola,ellipse). a)3x2+3y22y=4 b)3x29y2+2x4y=7 c)2x2+5y27x+3y4=0 d)3y24x+17y=10

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 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

calcululs help me
if 4x^2+8xy+9y^28x24y+4=0 show that when dy/dx=0, x+y=1 and d^2y/dx^2=4/(85y) hence find the maximum and minimum values of y plz help so far so good i got dy/dx=(44y4x)/(4x+9y12) that help me to get x+y=1 but where i could not get is the second

mathematics need help
If the ratio of roots of x² + bx + c = 0 is equal to ratio of roots of x² + qx + r = 0, then 1. r²c = qb² 2. br² = qc² 3. b²r = cq² 4. rc² =bq² plz show step

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

Chemistry
Suppose the elements x and y combine to form two compounds xy2 and x3y2. When 0.1 mole of xy2 weighs 10g and 0.05 mole of x3y2 weighs 9g, the atomic weight of x and y are a) 40,30 b) 60,40 c) 20,30 d) 30,20

chemistry
how to balance this equation? (NH4)2Cr2O7  Cr2O3 + N2 + H2O plz tell step by step.i m a beginner

Science
solve the system of equations algebraically. show all your steps. y=x^2+2x y=3x+20 Can someone show me step by step on how to get the answer it's, there are answers like this that is going to be on my math test and I don'tget it.

sir damon steve damon damon help maths
Record, indicate that t hours past midnight, the temperature at the local airport was T(t)=0.3t^2+4t+10degree celcius. What was average temperature in farenheit at airport between 9am and noon? Plz damon show step

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

calculushelp.. .Me
if y=e^(kt)[Acosh(qt)+Bsinh(qt)] where A,B,q and k are constant show that d^2y/dt^2+2kdy/dt+(k^2q^2)y=0 step plz thanks

Math
I need help solving the problem not the answer. (Multiple Choice) The steps below show the incomplete solution to find the value of x for the equation 7x + 8 − 3x = −6 + 10: Step 1: 7x + 8 − 3x = −6 + 10 Step 2: 7x + 8 − 3x = 4 Step 3: 4x + 8 = 4

Math 7 A
Note: For questions 5 and 6, remember to show all of the steps that you use to solve the problem. Be sure to use the text box where the question mark (?) first appears to show your mathematical work. You can use the comments field to explain your work.

someone please help me.  Precalc
Determine the quarter points. y=cos(x−5π/2) (Type an exact answer, using π as needed. Use integers or fractions for any numbers in the expression.)  Please show step by step work. Show how you're getting the numbers/answers because I want to

math plz help ;;
What is the ycoordinate of the yintercept of the linear equation 2x  3y = 12? Plz help I don't understand how to do this can you show me step by step plz, sorry ;;

CHEMISTRY
At what temperature does a 16.3 g of nitrogen gas have a pressure of 1.25 atm in a 25.0L tank? Plz show me step by step how to do this, with using pressure as atm.

Chemistry
0.250 moles of HCL and 0.100 moles of acetic acid are mixed in 0.365 moles of water. Determine the following: [CH3COOH], [CH3COO^], pH and pOH. Ka=1.8E5. Calculate the pH of 0.05M CH3COONa+ . Plz show me step by step, really confused right now.

Math
Given table, X ; (1+x)^(1/x) 0.5. ; 4 0.1 ; 2.8680 0.01 ; 2.7320 0.001; 2.7196 0.001 ; 2.7169 0.01 ; 2.7048 0.1 ; 2.5937 0 5 ; 2.25 From the table, show that lim x>infinity (1+x)^(1/x)=e. Plz someone show me the step how to show it based on the table.

Chemistry
Determine the molar solubility of Y for XY2 if Ksp is 2.2x10^4. The 2 in Xy2 is a subscript. I found the Ksp equation which is ksp=[x^2+][Y^]^2 Then I did the ICE table and got x and 2x for the equilibrium concentrations. Then I did: 2.2x10^4=(x)(2x)^2

math
Again, I already know this answer... It's 12 but I do not know how to come up with this answer. Plz show me step by step how to come up with the correct answer. My test is tomorrow. Thank you in advance!! A basketball player averaged 20 points a game over

calculus too hard
the velocity of a chemical reaction is given by dx/dx=k(ax) 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

math
Which ordered pair is not a solution of y = 12x  3? a. (3,33)* b. (8,98) c.(9, 105) d.(3,39) plz check plz plz plz plz plz

ALGEBRA 1
ok the question is Describe how you would help a friend who needs to simplify the expression 4x to the fourth power over 2x to the fifth power plz help thanks Act like one of the teachers in here, explain with words and step by step examples. As in: "

math,correction
Can somoene helpme plz... Simplify radical 7 * radical 14 wouldn't it be radical (7*14) = radical (98) = 7radical (14) = 7 radical (2) The result is right, you erred on the next to last line. So how do i show that step that i am wrong in...

calculushelp 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

PreCal
I really need help on this. Can someone show me step by step how to do this plz. Solve the follow: csc (tan^1(x))

MATH!
plz how do you solve these? i keep getting the wrong answer 1. 3z/2  17/3 = 2z/3  3/2 2. 2/5b  1/4b =3 3. 23  6g = 19 please show me step by step how you do these

maths plz
∫√(x²+1)/(x+1)dx plz show step i know it messy plz i really need it

maths
how wod i solve the following two eqautions? either exactly or to 3 significant a)2^x = 5 b)3^x+1 = 7 i know a) is 2.32 and b) is 0.771 but i don't know how to show it out step by step in how i worked it out . can sum1 plz help me You have to use logs, and

trigonometry
Suppose (x, y) =(4, 5) and θ is an angle in standard position with (x, y) on its terminal side. What is the degree measure of angle θ? im not sure how to do this one problem plz show step by step

math
x/44=3x/46 plz show step by step

Math
2(64d)= 259d plz show step by step

hello reiny damon steve can you help me physics
Find the Gravitational potential at a point on the earth's surface. Take mass of earth as 5.98*10^24kg, it's radius as 6.38*10^6m and G=6.67*10^11Nm^2kg^2. Plz i need sir damon and steve including reiny to show me step and solution plz

maths equation too hard
x^3=3^x what is x plz show step

math:/
(7+2)² 2³= plz show the step to do it

calculus
(2y1)dy/dx=(3x^2+1) given that x=1 when y=2 plz show step thanks

calculus help
integrate:dx/(3x^35)^3 help plz show step

limit maths sir steve or damon or reiny help
find d limit as x >∞ {x +e^x +e^2x}^(1/x) plz show step

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

Physics
I'm trying to rearange this 0 = Xo + 2^1 a t^2 for t I've been told that it is (a^1 2x)^(2^1) but I do not see how please show me step by step how you get that 0  Xo = Xo  Xo + 2^1 a t^2 (Xo = 2^1 a t^2) a^1 2 (a^1 (2Xo) = t^2)^(2^1) (a^1 (2 

maths binomial expansion
find five term of the expansion (x+y/2)^1/3 show step plz

calculus sir damon help me or steve
integrate dx/root(coshx1) plz show step

calculus help
integrate:dx/(3x^35)^3 i don,t know how to use wolframalpha plz show me step....

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

maths pppllllz hellllp me too hard
determine a series if solution of the equation y"(x)+x.y'(x)+y(x)=0 show me step plz

sequence help plz
5+11+17+23 +... Find the sum of the 2n term of the series plz help me show step

complex number
express ln(sinh^1(1+j) in form of a+jb help plz no ideal show step

maths
sir steve plz am a little confuse (xy)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(1x)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

maths
the equation of the asymptotes of the hyperbola?:16y^29x^2=144 are ?? Show step plz

calculus help me plz
integrate:dx/((x1)sqrt(x^22) 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

maths steve plz steve reiny help am dieing
Prove that aplpha+beta+gamma=90° Plz show step i dont

series maths steve reiny bob reiny steve!!!
if p is the nth term 8+20+52+.....+p evaluate the sum to nof the series plz show step

number base help plz
plz solve for me too hard show step payuto 123_(base4) = N_(base8 )

maths help
A binomial expansion is such that (p + x)^n = 3q + 6qx + 5qx² + .. If p ≠ 0, find the values of p, q and n plz show step

Math
Given table, X (1+x)^(1/x) 0.5. 4 0.1 2.8680 0.01 2.7320 0.001 2.7196 0.001 2.7169 0.01 2.7048 0.1 2.5937 0 5 2.25 From the table, show that lim x>infinity (1+x)^(1/x)=e. Plz someone show me the step how to show it based on the table. Hope u can read

stationary point
find the stationary point of the function z=4x^2+10xy+4y^2x^2y^2 and also determine their nature plz show me step i don't know it

mathematics
show step solve the Sturm Liouville problem Y"+hY=0, NB: h means lambda y(0)+y'(0)=0 y(1)+3y'(1)=0 obleck plz explain better again or damon can you help

Physics
Can someone please show me step by step how to normalize e^5x in the interval (0, infinity)? I have read a lot of different books etc but need it explained to me in plain English or showed to me step by step because I am just not getting it. Thank you

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

chemistry HELP
laboratoories order hydrochloric acid as a concentrated solution (e.g. 36% W/V). what initial volume of concentrated laboratory hydrochloric acid should be diluted to prepare 5.00L of a 0.12 mol/L solution for an experiment? plz can someone show me how to

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

calculusagain frustratedlooking for steve asap
if sinh(y)=[4sinh(x)3)/(4+3sinh(x)] show that dy/dx=5/(4+3sinh(x)] step plz i plead

maths quartic equation need help
the quartic equation x^4+2x^3+14x+15=0 has equal root of 1+2i find the other three root help me show step plz

chem
how many moles of Br are in 7.34g IBr3? Plz explain how to do this step by 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

math plz help ;;
Solve the following equation: 2(x3)+4=8x20 please help me how to do this step by step plz i do understand how to do this, sorry ;; And thank you for the ones the helped me with the other Q :D

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

profit&loss mathematics
A sells to B at a gain of 20%,B sells to C at a price A paid.what does B lose as a percentage? Plz show step with neat algebras i tried working it out i become angry with the question

Math
how would you factor 4xx^23/ x1...so that x1 would cancel out? could you explain step by step..plz

8th grade Algebra I (junior level math)
How do i solve proportions? step by step answers plz!!!! EXAMPLE! g/5 = 6/10

maths prove help asap
plz help 1.for any 2 nonzero integers x and y there exist a unique integer q and r called the quotient and remainder respectively such that x=yq+r where

precal
Use rationalization to simplify the given expression in part (a). Then find the indicated limit in part (b). (a.) 3y2/(the square root of (y2 + y + 1))−(the square root of (y + 1)) b.)lim y>0 3y2/(the square root of (y2 + y + 1))−(the square root of (y

8th grade math asp help
Plz help me ASPWrite a sequence of transformations that maps quadrilateral ABCD onto quadrilateral A" B"C"D" in the picture below. like talk about it Find the area for the circle ( use 3.15 for pi). show your work. round to the nearest tenth. and the next

Math (Check 2 answers please)
1. What is the value of b in the equation b + 8 = 13? A. 5**** B. 8 C. 13 D. 21 2. The steps below show the incomplete solution to find the value of x for the equation 7x − 3x − 4 = −1 + 21: Step 1: 7x − 3x − 4 = −1 + 21 Step 2: 7x − 3x − 4

trigonomentry prove
[sin(b)+sin(2b)]/(1+cosb+sin(2b)=tanb plz i need ur help prove for me show step

Calculuscomplex numbers
let z= a+bi be a complex number. it is given that the quotient (zi)/(z1) is purely imaginary. show that z lies on a circle and determine the centre and radius of this circle. OK, here's my working out...( i am using "X" as my times symbol) step1:

TRIGONOMETRY
Can someone please show me step by step how to calculate the modulus and the argument for these complex numbers? I have a trig final next week and I am trying to finish this study guide so I am prepared. Thank you so much! If you can, please show my how

mathsword problem help
A and B can finish a piece of work in 12days and 18days respectively. A begin to the work and they work alternately one at a time for one day each.The whole work will be completed in? Help me plz show step thanks

math
For each of the following expressions, show each step a student would folow to mentally perform the calculations in the whole numbers. For each step, identify the law, definition , axiom ec that was used to roduce that step. 125x 15x 3 x 8

Math PreCalc.
Determine the domain and range of y= (radical) x4 y= (radical) x^24 plz help me step by step. I just need to refreash my math, but i forgot how to find it

Math !!!!!!!!
Ok i have a Summer Math Assignment & i really need help on this qs. it's part B of the qs. so i'll show you the whole thing Part 2. Extended Reponse Qs. (2 points each) Answer each qs.. Show all Work Qs. 5 Adrian correctly solved two equations in math

help maths
plz help plz help if z=x+jy,show that the locus arg{(z1)/(z)}=pi/6 is a circle.find its centre and radius

arithmetic math
For each of the following expressions, show each step a student would folow to mentally perform the calculations in the whole numbers. For each step, identify the law, definition , axiom ec that was used to roduce that step. 345+641+255+359

Algebra 2
I need step by step on how to solve this problem plz help I've been trying to figure it out for like an hour. Solve the system using the elimination method. 4xy+2z=18 x+2y+z=11 3x+3y4z=44

alg2 check?
1.)...(2x)(3x^3)? I said it was x=5 am I right?step by step plz? 2.)....(4xy^2)^3 im not sure about this one

Math
Plz cud sombdy show me long division method of x^4/(x1)(x^2+1)???? Plz note (x1)(x^2+1) is in the denominator.

Math
Plz cud sombdy show me long division method of x^4/(x1)(x^2+1)???? Plz note (x1)(x^2+1) is in the denominator.

Math
Plz cud sombdy show me long division method of x^4/(x1)(x^2+1)???? Plz note (x1)(x^2+1) is in the denominator.

toohard probability sir damon/reiny/steve help
A bag contain 10. identical balls of which 4 are black and 6white a random sample of size 4 is drawn without replacement what is the conditional probability that the sample contain exactly two black given that it contain at least 1 white ball.. Please show

Algebra
Just wondering if I did this correctly step by step. If not corrections are mostly appreciated! Solve the inequality and write the solution set in interval notation. Show work/explanation. (x+8)/(x1) >= 0 8+x/x1=1+9/x1 9/x1>=1 x1/9 < 1 x1< 9 x0

maths steve reiny bob reiny!!! Help
If line 2x+y=3 and x2y=1 form the sides of a rectangle whose other sides meet at the point (3, 4), find the equations of the other sides and the area of the rectangle plz help show solution step

math
Natasha has to determain the number of toothpicks in the 15th step, step one has four toothpicks step two has 12 toothpicks and step three has 24 toothpicks. She does not want to draw 15 pictures then count the toothpicks. Explain or show how she could do

Physics
Hello recently I was asked to find the time it takes a satalite that is geocentric (that always stays above the same exact spot of the earth) so... I was given the radius of 61 earth radius or simply 3.89 E 6 m mass of earth what G equals and have to use

Corporate Fiance
Given an annual lease payment of $438,020 find the rate of return earned by the lessor on a 3 year, $1 million (present value) capital lease. Please don't show me how to solve this by using a financial calculator!! Please show me step by step how to do