differentiate y=4x^2cos x. i need to know the calculation work. (ans: 4x^2sinx  8xcosx)
61,904 results

math
differentiate y=4x^2cos x. i need to know the calculation work. (ans: 4x^2sinx  8xcosx) 
math
differentiate y=(x)^(1/2)e^(x).i need the calculation work. [ans: x^(1/2)e^(x) + 1/2(x^1/2)e^(x)] 
math
differentiate y=e^x/(x)^(1/2).i need the calculation work.[ans: e^x/x^(1/2)  e^x/2x^(3/2)] 
chem
an aq. solution(NaCl) made by using 133g diluted to a total solution volume of 1 L.Calculate the molarity, molality & mass % of the solution(density of solution = 1.08g/mL) [ans: M=1.92M, m=2.0m, 10.4 %] i need the calculation work bcus my ans is contradict from the real ans... 
Math
How to differentiate e^e^x? Ans at wolfram is e^(x+e^x). I need the calculation method. 
chem
compute theoretical yield (g) ~2Al+3Cl2>2AlCl3 ~2g Al, 2g Cl2 [ans:2.5g AlCl3] i need the calculation work bcus i got diff from the ans which is 7.12 g. 
chem
an aq. solution(NaCl) made by using 133g diluted to a total solution volume of 1 L.Calculate the molarity, molality & mass % of the solution(density of solution = 1.08g/mL) [ans: M=1.92M, m=2.0m, 10.4 %] i need the calculation work bcus my ans is contradict from the real ans. 
math
f'(x).... y=(e^xe^x)/(e^x+e^x). I need the calculation work. [ans: 4/(e^x+e^x)^2] 
chem
a mixture of 50g of S & 1x10^2g of Cl2 reacts completely to form S2Cl2 &SCl2. Find the mass of S2Cl2 formed. (ans:20.2g) i need the calculation work bcus i got diff. from the ans which is 70.2g. 
math
dy/dx of the following: x^2y^2=2/x^2 [ans:1/x^4y y/x]. i need the calculation work. 
math
find the eqt. of the tangent to the curves at (1,2). y^3+y^3=9(xy1) [ans: y=5x5] could some1 show me the calculation work bcus my ans is y=(6x+4)/5. 
math
the problem is 2cos^2x + sinx1=0 the directions are to "use an identity to solve each equation on the interval [0,2pi). This is what i've done so far: 2cos^2x+sinx1=0 2cos^2x1+sinx=0 cos2x + sinx =0 1  2sin^2x + sinx = 0 2sin^2x+sinx1=0 2sin^2xsinx+1=0 I think i'm ... 
Math
Differentiate y=4^(3x^2).. i need to know the calculation step..thanks for the help.... 
Trig
Verify the identity: tanx(cos2x) = sin2x  tanx Left Side = (sinx/cosx)(2cos^2 x 1) =sinx(2cos^2 x  1)/cosx Right Side = 2sinx cosx  sinx/cosx =(2sinxcos^2 x  sinx)/cosx =sinx(2cos^2 x 1)/cosx = L.S. Q.E.D. 
math
use implicit differentiation to find dy/dx and then d^2y/dx^2. y^2=ye^x^2+2x ans for dy/dx= [2(xye^x^2 + 1)]/(2ye^x^2) after that i don't know how to proceed. can someone show me the steps(x need for calculation) and final answer. i try to use wolfram but it give me a weird ... 
Math
Differentiate f(x)= (82x)^3(x^2+1)^5. My ans is 2(82x)^2(x^2+1)^4(3x^210x+37). Plz recheck my simplify ans. my simplify ans is not the same as wolfram but the long ans is same with wolfram 
CALCULUS
Find the critical numbers of each given function. (a) f(x)=3rt(x^(2)x (b) g(x)=2sinx+2cos^(2)x, 0 <=x<=2pie 
Trig.......
I need to prove that the following is true. Thanks (2tanx /1tan^x)+(1/2cos^2x1)= (cosx+sinx)/(cosx  sinx) and thanks ........... check your typing. I tried 30º, the two sides are not equal, they differ by 1 oh , thank you Mr Reiny I'll tell my teacher this Question is ... 
Calculus
differentiate: y=sin^2(x) cos^2(x) I have this: y'= 2cosx + 2sinx What do i do next?? 
math
Find the critical numbers of each given function. (a) f(x)=3rt(x^(2)x (b) g(x)=2sinx+2cos^(2)x, 0 <=x<=2pie For Further Reading 
math
find the eqt. of tangent to the curve y=x^2+2x10.[ans:y=2x10] but my ans is y=9. if im wrong could you show the calculation. 
Trigonometry
Need help solving problems using the Trigonometric Identities: 8cos^4 thet=cos4theta+4cos2theta+3 I am a bit unsure how to solve it. I am aware that the first step I must take is to simplify the problem and then use the Product to Sum formula Nasty one! let's start on the ... 
CALCULUS
Find and Classify, the absolut extreme values of each function on the given interval.(do not give decimal) (a) g(x)= 2sinx + 2cos^(2)x; [0,2pie] (b) f(x)=x^(4)2x^(3)+3; [1,2] 
Calculus BC
Can someone help me differentiate this? f(x)= 2cos(5 ln(x)) So what is f'(x)? 
trigo help!
1. differentiate cos(3/x) 2. differentiate sin(4/x) 3. differentiate 3/{sin(3x+pi)} 4. differentiate pxsin(q/x)where p and q are constants. 5. differentiate xsin(a/x) where a is constant 6. differentiate sec^3(3x^2+1) 
6th grade math
Can you check these problems, please? Translate each phrase into algebraic expression. 1. 5 more than D Ans: 5 + D 2. Twice a number W Ans: 2*W 3. Product of 60 and W Ans: 60*W 4. A number, N, decreased by 18 Ans: N  18 5. 14 minus a number, M Ans: 14  M 6. Twice a number, C... 
math
lim (2x^2+3x2)/ (2x1) the lim is x>1/2 [ans:5/2 but i get 3/2) can someone show me the calculation work. 
calculus please help me
Let f(x)=9sinx/2sinx+4cosx. Then 'f(x)= ((2sinx+4cosx)(9cosx)(9sinx)(2cosx4sinx))/(2sinx+4cosx)^2. The equation of the tangent line to y=f(x) at a=2 can be written in the form y=mx+b where m= 9and b= ______.????? 
Math
Let log 2 = a, log 3 = b and log 7 = c. Express the indicated logarithm in terms of a, b, and c. 1log3 5 (3 is the subscript of the log) ans:(1a)/b, i need someone to show me the step bcus my ans is different from the given ans. my ans=(1/a)b. 
math
differentiate. y=2^(5x) my ans is y'=2^(5x)5 ln 2. is it correct? 
math
differentiate 3^(x^2). my ans is 3^(x^2) 2x ln 3. is it correct? 
7th grade math (probability)
Can you check these, please? Ten cards numbered 1 through 10 are mixed together and then one card is drawn. Find the probability of each event. Write each answer as a fraction, percent, and decimal. 14. P(less than 5) = 4/10 = 2/5 Ans: 2/5, 40%, 0.4 15. P(greater than 3) = 7/... 
6th grade math
Can you check the following problems related to inequalities? 1) Sue has more than 5 cookies. Ans: x > 5 2) The temperature was less than 88 degrees last night. Ans: x < 88 3) I made $75 or more dollars babysitting. Ans: x >= 75? 4) I need to make a 70 or more on my ... 
math
lim (76x^5)/(x+3).... the lim is x>+infinity [ans=infinity but i get 0] can someone show me the calculation work. 
Math
Determine the solution of the equetion: 2cos x1=0? 2cos x=0? and 2cos x+1=0? 
Math  Solving Trig Equations
What am I doing wrong? Equation: sin2x = 2cos2x Answers: 90 and 270 .... My Work: 2sin(x)cos(x) = 2cos(2x) sin(x) cos(x) = cos(2x) sin(x) cos(x) = 2cos^2(x)  1 cos(x) (+/)\sqrt{1  cos^2(x)} = 2cos^2(x)  1 cos^2(x)(1  cos^2(x)) = 4cos^4(x)  4cos^2(x) + 1 5cos^4(x)  5cos^... 
math
cosA= 5/9 find cos1/2A are you familiar with the halfangle formulas? the one I would use here is cos A = 2cos^2 (1/2)A  1 5/9 + 1 =2cos^2 (1/2)A 14/9 =2cos^2 (1/2)A cos (1/2)A = √(7)/3 
Calculus
Hi, I'm having trouble using implicit differentiation to determine dy/dx in the form dy/dx = f(x,y) for sin(2x+3y)=3x^3y^2+4 Do I make it sin(2x+3y)3x^3y^2=4 then differentiate to get 2cos(2x+3y)9x^2*2y=0 ? I'm a little lost... Any help appreciated. 
math
d/dx x(1+y)^(1/2) + y(1+x)^(1/2)=0. Can some1 show me the calculation because i didn't get like the answer. [ans=1/(1+x)^2 but my calculation=(sqrt(y+1) (2 sqrt(x+1) sqrt(y+1)+y)/(sqrt(x+1) (2 sqrt(x+1) sqrt(y+1)+x)] 
math
d/dx x(1+y)^(1/2) + y(1+x)^(1/2)=0. Can some1 show me the calculation because i didn't get like the answer. [ans=1/(1+x)^2 but my calculation=(sqrt(y+1) (2 sqrt(x+1) sqrt(y+1)+y)/(sqrt(x+1) (2 sqrt(x+1) sqrt(y+1)+x)] 
maths
by equating the coefficients of sin x and cos x , or otherwise, find constants A and B satisfying the identity. A(2sinx + cosx) + B(2cosx  sinx) = sinx + 8cosx I got A = 2, B = 3, which the answers said were correct. However, another part of the question asked hence integrate... 
math
side of the cube increasing at rate of 6 cm/s. find the rate of increase of the volume when the length of a side is 9 cm.[ans 1458cm^3/s] my answer: ~729x6=4374cm^3/s i need some1 show me the calculation if im wrong. 
Trigonometry
Solve for x in the interval 0<=x<360: 1. 2sin2x+cosx =0 2. cos2x=2sinx 3. tanx=2sinx 4. 3cos2x+cosx+2=0 
math
Your task is to chose at least ONE of the operations(add,substract,multiply or divide)and design a poster that tells someone how to do a calculation in your chosen operation.Do not just do a poster showing a substraction,for example,you need to explain what to do in any ... 
ENG091
Subjects & Verbs. I was wanting to check my work please before I turn it in. 1.Abraham Lincoln was carrying two pairs of glasses and a penknife on the night of his death. Ans:Abraham Lincoln and was carrying 2.On his way to work, George stopped for gas. Ans:George and stopped ... 
math
solve each equation for 0=/<x=/<2pi sin^2x + 5sinx + 6 = 0? how do i factor this and solve? 2sin^2 + sinx = 0 (2sinx  3)(sinx +2) sinx = 3/2, 2 how do I solve? These are not part of the special triangles. 2cos^2  7cosx + 3 = 0 (2cosx  1)(cosx  3) cosx = 1/2, 3 x= pi... 
Grammar
Need a couple of these checked What best describes the phrase in CAPS? 1.Shiny glass bowls and goblets drew the gaze of people PASSING THE WINDOW. Ans gerund phrase 2.TO CONVINCE YOUR AUDIENCE, you need facts and solid reasoning Ans infinitive phrase 3.Try DIALING THE ... 
phy
potential difference=40v b2n plate A & B. find work done if q=+3C from a) B to A b) A to B *i already know the ans but i need the explanation for the formula. this is my work a)w=qv b)120J =3(40) =120 J what i want to ask is: 1why must we add  sign for v is not that if ... 
math sqrt root
1) x¡Ô2x + 2¡Ô2x^3 + 2x^2/¡Ô2x Ans 4x¡Ô2x 2) (1/2)^1/3 Ans 3¡Ô1/2 = 3¡Ô4 /2 3) ¡Ô2/3 Ans ¡Ô6/3 4) 3¡Ô2/3 Ans 3¡Ô18/3 5) ¡Ô2 + 1/¡Ô2 Ans 3¡Ô2/2 Please help I really don't know how to simplify. 
Math
Calculate dy/dx, (x^3)(y^7) + 16xy^6=0 My ans is (y(163x^2y))/ x(96+7x^2y) but at wolfram is y^6(3x^2y+16). Btw i use product rule to dy/dx. Need someone to recheck my ans. 
Math
Differentiate ln (1+ cos x)... My ans is (sin x)/ (1+cos x), but at wolfram is tan (x/2). I think they simplify it but how did they do it? Sorry for my little knowlegde.... 
Calc II
For the following question, we need to find the length of the polar curve: r= 2/(1cosx) from pi/2 </= x </= pi dr/dx= 2sinx/(1cosx)^2 therefore the length would be expressed as follows: the integral from pi/2 to pi of (sqrt)[(2/(1cos))^2 + (2sinx/((1cosx)^2))^2 ... 
Calculus
I'm having problems with this one. Can't get the right answer. Differentiate the following using the chain rule. f(x) = squareroot(x^2+1)/(3x+1) I know that I can take the whole thing and put it to the (1/2) and differentiate that then use the quotient rule to differentiate ... 
Percalc Helppppp
keep in mind answers should be pi radians or if necessary 3 dec. csc^22=0 all angles 4cos^2x4cosx+1=0 all angles and name 8 angles 7sin^2x22sinx+3=0 all angles and name 8 angles 2cos^2x7cosx=3 all angles sinx(2sinx+1)=0 all angles 
mathematics
The basic wage earned by a truck driver for a 40 hr work week is $560.00. A)Calculate his hourly rate. Is the ans $14 per hour 2) For overtime work, the driver is paid one and a half time the basic hourly rate. B)Calculate his overtime wage for 10 hrs of overtime Is the ans... 
College Algebra
Hey, I would love if someone could please look over my answers. I just learned this yesterday and want to make sure I did my hw correct. Thanks!!! Solve for x. Round answers to four decimal places where appropriate: 1. 6^x=6^2x1 Ans.= x=1 2. 3^x=1/27 Ans.= x=9 3. e^3x=10 Ans... 
MATH EQUATIONS
Just learned equations and want to know if i am doing right 4 problems. 4y= 2x2 2y=2x6 ans (7,4) x+2y=7 3x2y= 11 ans (1,4) 4x3y= 20 5x7y= 64 ans (4,12) 2x5y=1 3x+2y=8 ans (2,1) 
French work
1. Mon grandpere, Rudy a quatrevingtun ans. Il est brave et aimant. 2. Ma grandmere, Dorothy a quatrevingt ans. Elle est amusante et adorable. 3. Mon pere, Gary a cinquantetrois. Il est fort et brun 4. Ma mere, Theresa a cinquanteduex. Elle est blonde et aimable. 5. Ma ... 
trig
Find minimum value of 2cos x + 2cos y 
trig
Find minimum value of 2cos x + 2cos y 
trig
Find minimum value of 2cos x + 2cos y 
Physics
PLEASE HELP, I'm trying to study for a quiz >.< and I don't understand this one question! A fellow student reports his measurements of time for a speed calculation in minutes. How could he express that calculation using SI base units? A)convert minutes to hours and redo ... 
Maths
Did I differentiate these two functions correctly? y=2cos(2x)cos(14x) y'=14 sin(14x)2 cos(2x)4 sin(2x)cos(14x) y=2[cos 1/2(f1f2 )x][cos 1/2(f1+f2 )x] y^'=[(f1+f2 )/2]sin[(f1+f2 )/2 x]2cos[(f1f2 )/2 x]  [2(f1f2 )/2]sin[(f1f2 )/2 x]cos... 
Math
Are these angle measures to the nearest tenth of a degree correct? 1. cos^1(.3) Ans: 72.5 2. t^1(38.4) Ans: 88.5 3. sin^1(.7) Ans: 44.4 
math
solve lim (5000t^2)/ (t+2)^2. the lim is t>infinity. can someone show me the calculation. the ans is 5000. 
Physical Science
One more worksheet with questions that I need to have checked! 1.Average speed is the ________ an object travels divided by the ________ it takes. Ans distance; time 2.The velocity of an object is its ___ in a certain _______. Ans speed; direction 3.The steepness of the line... 
Physical Science
One more worksheet with questions that I need to have checked! 1.Average speed is the ________ an object travels divided by the ________ it takes. Ans distance; time 2.The velocity of an object is its ___ in a certain _______. Ans speed; direction 3.The steepness of the line... 
Math
Given that f(x) = 2sinx  cosx  Write f(x) in the form Asin(x+a)  Find the maximum value of 2sinx  cosx  Find the lowest positive value of p such that f(x) = f(x + p) Thankyou. All help is appreciated. I'm really struggling on this assignment. 
Physical Science [repost]
One more worksheet with questions that I need to have checked! 1.Average speed is the ________ an object travels divided by the ________ it takes. Ans distance; time 2.The velocity of an object is its ___ in a certain _______. Ans speed; direction 3.The steepness of the line... 
physics
100g water, need to raise solution of sodiun acetate 20 degrees. how much energy does it require and how much sodium acetate will you need? Enthalpy of crystallisation is 260kJ. How do I work it out?q= Cp n ∆T? Do you use the density of SA any where? it is 1.528g. I ... 
Math  Solving Trig Equations
Solve each equation for 0 is less than and equal to "x" is less than and equal to 360 3sinx = 2cos^{2}x  I don't know how to solve this equation...this is what I have, but I don't know if I'm on the right track or not 3sinx = 1  2sin^{2}x 3sinx  1 + 2sin^{2}x = 0 2sin^{... 
math, trig
Graph one period of the following function. Show all work . y=2sinx+2cosx 
math
Finf the volume of the solid generated by revolving the region bounded by the curve. x=2/(y+1), x=0, y=0, y=3, about yaxis. My ans is pie unit^3. Is it correct? if wrong can i know the right calculation. 
College Algebra (pt.2)
Hey, I would love if someone could please look over my answers. I just learned this yesterday and want to make sure I did my hw correct. Thanks!!! Solve for x. Round answers to four decimal places where appropriate: 6. ln(5x3)=0 ans= x=3/5 7. log5^x=3 ans= x^3=5 8. log2^32=x ... 
Calculus
Find the critical numbers of the function f(x)=2sinx+x that lie in the interval (0,2pi)? I have the answers, but not sure how to display the work. 
Math
1. Solve cos x(cos x  1) = 0. Ans: pi/2 + n pi, and 2 n pi 2. 2 cos x  1 = 0 Ans: x = pi/3 + 2 n pi, and x = 5pi/3 + 2 n pi 3. Solve 4 sin^2 x  3 = 0 Ans: x = pi/3 + n pi, and 2pi/3 + n pi 4. What is one solution to (sqrt2) sinx + 1 = 0? Ans: x = pi/6 
math
lily left house at 11.43 am and travelled to town, a distance of 31km. She arrived there at 12.09pm. What was the average speed in km/h and m/s.[ans:71.54 km/h & 19.87 m/s] my answer is ~31/1.1=28.18 km/h ~31000/3960=7.83 m/s can some1 show me the calculation if im wrong. 
PreCalculus
Can you show me how to find the rectangular equation: r=2cos(theta) + 3 sin (theta) All I need is an example to work off I was absent today from PreCalc and I have homework to do and no explanation with themPlease help with this one Thank you 
math
tanx+secx=2cosx (sinx/cosx)+ (1/cosx)=2cosx (sinx+1)/cosx =2cosx multiplying both sides by cosx sinx + 1 =2cos^2x sinx+1 = 2(1sin^2x) 2sin^2x + sinx1=0 (2sinx+1)(sinx1)=0 x=30 x=270 but if i plug 270 back into the original equation i get undefined because tan 270 is ... 
Physics
what displacement must be added to a 50 cm displacement in the +x direction to give a resultant displacement of 85 cm at 25 degrees? (i know the ans, just need to know how to get the ans) 
english
please kindly help if my answers below are coorect.thank you . Teacher: So you want to learn _____ English? 1. To Talk 2.Talking 3.Speaking 4.To Speak ans. 3 2. Student: Yes, I want to be able to speak _____. 1.Good 2.Goodly 3.Proper 4.Well ans. 4 3. Teacher: I don't see that ... 
Calculus
How do I differentiate ln (2X^2  12X + Y^2 10Y) and the second differentiate it? HELP ASAP is much appreciated 
CHEMISTRY
I used 10mL of unknown NaClNaBr mixture titrate with 0.10M silver nitrate solution. 10.15mL of silver nitrate solution is used. the conc. of NaClNaBr mixture is 8g/dm3 I need to calculate the % composition of the NaClNaBr mixture. I used the following calculation steps but ... 
Math For College Readiness
Simplify the Complex Fractions 1. 8a / 3b^2 / 6ab /5 2. 42x^2 + 14x / x  7 / 2 + 6x / 21  3x 3. 9 + 3 / x / x / 4 + 1 /12 4. (x^1 + x^2)divided by (9x^2) Ans. #1: 20 / 9 Ans. #2: 42x^2 + 6x + 4 / 2x + 14 Ans. #3: 144 / x / 3x + 1 I don't know how to do #4 
Math
How to d/dx y= (9+((x9)/6)^1/5)^1/2 ? Hope u can give me the way how to calculate it. ^^ I got 1/60 ((x9)/6) ^ (9/10), i think my answer is wrong because i check at wolfram website the ans is differrent from mine (sorry i didn't write the ans bcus the ans is quite long and ... 
7th grade LA
Can you check the following? Identify the sentence type. 1. I like playing basketball, and my brother likes playing tennis. Ans: compound 2. I'll help you if you help me. Ans: complex 3. My mother cooked dinner while I was doing my homework. Ans: complex 4. Because she runs ... 
7th grade math
Classify properties of operations. 1. (43n) * 8 Ans: distributive 2. (6+4)+8=6+(4+8) Ans: associative 3. (17n) * 5 Ans: distributive 
precalculus
(tan^2x9)(2cosx+1)=0 Find one period 4cos^2x4cosx+1=0 find all angles and name 8 angles 7sin^2x22sinx+3=0 find all angles and name 8 angles 2cos^2x7cosx=3 find one period sinx(2sinx+1)=0 find one period 
math
A,B,C contract a work for 1020.together A and B are supposed to do 9/17 of work.how much C get? ans 480rs 
6th grade Lang Arts
Can you check my homework, please? Identify each pronoun as personal, reflexive, demonstrative, indefinite or interogative. 1. These are Elberta peaches, which are very popular in the United States. Ans: these = indefinite 2. Nobody really knows where the fruit came from ... 
calculus
Please help. I need ( with details) how to differentiate with the chain rule f(x)=(x^26x+23)^3/2. I need to 
physics
10. A 2kg object is moving at 3m/s. A 4N force is applied in the direction of motion and then removed after the object has traveled an additional 5m. The work done by this force is: A. 12 J B. 15 J C. 18 J D. 20 J E. 38 J ans: D 11. A sledge (including load) weighs 5000 N. ... 
english
please kindly help if my answers below are coorect.thank you . Teacher: So you want to learn _____ English? 1. To Talk 2.Talking 3.Speaking 4.To Speak ans. 2 2. Student: Yes, I want to be able to speak _____. 1.Good 2.Goodly 3.Proper 4.Well ans. 1 3. Teacher: I don't see that ... 
VOCABULARY
1. Barren is to produce as a. inhumane is to abuse b. timid is to fear c poised is to enjoy d ignorant is to know Ans d 2. resume is to career as a. ruce is to war b. speaker is to oration c. synopsis is to plot d. paragraph is to sentence Ans b 3. scurry is to walk as a. dive... 
math;)
The equation 2sinx+sqrt(3)cotx=sinx is partially solved below. 2sinx+sqrt(3)cotx=sinx sinx(2sinx+sqrt(3)cotx)=sinx(sinx) 2sin^2x+sqrt(3)cosx=sin^2x sin^2x+sqrt(3)cosx=0 Which of the following steps could be included in the completed solution? a. cos^2xsqrt(3)cosx1=0 b. sin^... 
Math, derivatives
Let g(x) = sin (cos x^3) Find g ' (x): The choices are a) 3x^2sinx^3cos(cos x^3) b) 3x^2sinx^3sin(cos x^3) c) 3x^2cosx^3sin(cos x^3) d) 3x^2sin^2(cos x^3) I'm not exactly sure where I should start. Should I begin with d/dx of sin? Or do the inside derivative first...and do ... 
12th grade maths
just like to check if ive got these right. if not can you help?? make the subject (q) p(q+r)=2(qp)ans q=pr+2p/(2p) make the subject (p) p+3=qp+r/(2) ans p=r6/(2q) make the subject (r) p(rq)=2+3(qr) ans r=2+3q+pq/(p+3) make the subject (x) y=rqp/(x) ans x=rqp/(y) 
12th grade maths
just like to check if ive got these right. if not can you help?? make the subject (q) p(q+r)=2(qp) ans q=pr+2p/(2p) make the subject (p) p+3=qp+r/(2) ans p=r6/(2q) make the subject (r) p(rq)=2+3(qr) ans r=2+3q+pq/(p+3) make the subject (x) y=rqp/(x) ans x=rqp/(y) 
calculus
differentiate y=x^2x. show all work 
Calculus
Differentiate f(x)=(x^(3)8)^(2/3) Please Show Work