Let f(x,y)=sqrt((xa)^2+(yb)^2+(zc)^2). Minimize f subject to Ax+By+Cz+D=0. what is the geometric meaning of your solution?
37,419 results
algebra
1. The geometric mean between the first two terms in a geometric sequence is 32. If the third term is 4, find the first term. 2. Insert a geometric mean between k and 1/k. 3. If 2 and 3 are two geometric means between m and n, fond the values of m and n.

algebra
Simplify: 2 sqrt (3) + 6 sqrt(2)  4 sqrt(3) + sqrt (2) a) 8 sqrt(2)  3 sqrt(3) b) 6 sqrt(2)  8 sqrt(3) c) 5 sqrt(6) d) 7 sqrt(2)  2 sqrt(3) the answer i picked was d

Math:)
A person is on the outer edge of a carousel with a radius of 20 feet that is rotating counterclockwise around a point that is centered at the origin. What is the exact value of the position of the rider after the carousel rotates 5pi/12 radians? a.

Art
What characteristic should be considered the most when responding to a cubist painting ? A. Use of geometric shapes to create an image B. Use of shading and detail in an image C. Use of realistic portrayal of the subject D. Use of appropriate proportions

English
What is the meaning of a text that is something other than, or beyond, its literal meaning? denotative meaning explicit meaning** figurative meaning literary meaning

Calculus
Find the point on the line 6x + y = 9 that is closest to the point (3,1). Solution: We need to minimize the function d = sqrt((x − (−3))^2 + (y − 1)^2) = sqrt((x + 3)^2 + (y − 1) ^2 ) and, since the point (x, y) lies on the line 6x + y = 9, we can

Differential Equations
The velocity v of a freefalling skydiver is well modeled by the differential equation m*dv/dt=mgkv^2 where m is the mass of the skydiver, g is the gravitational constant, and k is the drag coefficient determined by the position of the driver during the

algebra
am I right? 1. Simplify radical expression sqrt 50 5 sqrt ^2*** 2 sqrt ^5 5 sqrt ^10 5 2. Simplify the radical expression sqrt 56x^2 28x 2x sqrt 14*** 2x sqrt 7 sqrt 14x2 3. Simplify the radical expression. sqrt 490y^5w^6 2 sqrt 135y^2 2y sqrt 135*** 27

English
No wonder can last more than three days All good things are three are the same statements ? The meaning of proverbs are same. conquer is opposite of overpower 2 submit 3 subject 4 vanquish 5 master . Piteous and pitiable are the same meaning words?

HELPPP
Solve the linear programming problem by the method of corners. Minimize C = 5x + y subject to x + 3y ≥ 43 x + y ≥ 27 x ≥ 0, y ≥ 0

Business Calculus
Solve the following linear programming problem. Restrict x ≥ 0 and y ≥ 0. Minimize g = 38x + 23y subject to the following. x + y ≥ 100 −x + y ≤ 20 −2x + 3y ≥ 30 (x, y) = g =

maths
let f(x,y)=sqrt (1x^2y^2) where x^2+y^2

Calculus
In these complex exponential problems, solve for x: 1)e^(i*pi) + 2e^(i*pi/4)=? 2)3+3=3i*sqrt(3)=xe^(i*pi/3) MY attempt: I'm not really sure of what they are asking. For the 1st one I used the e^ix=cos(x)+i*sin(x) and got 1+sqrt(2) +sqrt(2)i 2) I solved

Algebra
Which of these expressions is in simplified form? A. a ^3 sqrt 4  b ^3 sqrt 2 / 2 B. sqrt 1/2x + sqrt 1/2z C. x^2  3x sqrt y / sqrt 3 D. sqrt 125x  x^2

Calculus (pleas help I really need help with this)
Consider a window the shape of which is a rectangle of height h surmounted a triangle having a height T that is 1.3 times the width w of the rectangle. If the crosssectional area is A, determine the dimensions of the window which minimize the perimeter.

Algebra 2
Find the geometric mean of each pair of numbers. 1/12, 1/18 I understand to multiply 1/12 * 1/18 and take the sqrt of the answer. But, what would be the sqrt of (1/288)? 18, 36 I got 25.46 for my answer.

math
Maximize and minimize p = x + 2y subject to x + y ≥ 8 x + y ≤ 10 x − y ≤ 8 x − y ≥ −8. Minimum: p = 1 x = 2 y = 3 Maximum: p = 4 x = 5 y = 6

math
how do you solve for zero for this equation? (2/3)X 12 (20/X^2) (2/3)X 12 (20/X^2) = 0 > 2/3 X^3  12 X^2  20 = 0 > X^3  18 X^2  30 = 0 Numerical solution: You see that for X = 18 the first and second term cancel, so the left hand side is 30.

Saint Louis University
Let f(x,y)=sqrt((xa)^2+(yb)^2+(zc)^2). Minimize f subject to Ax+By+Cz+D=0. what is the geometric meaning of your solution?

MATH
For each set of numbers, draw your own number line on a piece of paper, taking care to plot each pair of irrational numbers. Then write a statement comparing the position of the two given numbers on a number line. Also write an inequality comparing the two

University of Phoenix
Minimize w= y1+y2+4y3 subject to y1+2y2+3y3>=115 2y1+y2+y3=50 with y1 >=0 y2>=0 y3>=0

Calculus  Second Order Differential Equations
Solve the initialvalue problem. y'' + 4y' + 6y = 0 , y(0) = 2 , y'(0) = 4 r^2+4r+6=0, r=(16 +/ Sqrt(4^24(1)(6)))/2(1) r=(16 +/ Sqrt(8)) r=8 +/ Sqrt(2)*i, alpha=8, Beta=Sqrt(2) y(0)=2, e^(8*0)*(c1*cos(0)+c2*sin(0))=c2=2 y'(0)=4, c2=4

geometric mean
The geometric mean of two postitive numbers a and b is sqrt(ab). Show that for f(x) = 1/x on any interval [a,b] of positive numbers, the value of c in the conclusion of the mean value theorem is c = sqrt(ab) I have no idea how to do this! If the mean of a

Inequality
When I solve the inquality 2x^2  6 < 0, I get x < + or  sqrt(3) So how do I write the solution? Is it (+sqrt(3),sqrt(3)) or (infinity, sqrt(3))? Why? Thanks. So would this work? abs x < ( sqrt 3 ) or  sqrt 3

Algebra
Need to get these problems checked 31. Determine whether the sequence 7, 21, 35, 49 is geometric. If so, find its common ratio. a. no b. yes, common ratio of 14 c. yes, common ratio of 12 I'm stuck between A and B.. 32. What are the next three terms of

Calculus  Second Order Differential Equations
Posted by COFFEE on Monday, July 9, 2007 at 9:10pm. download mp3 free instrumental remix Solve the initialvalue problem. y'' + 4y' + 6y = 0 , y(0) = 2 , y'(0) = 4 r^2+4r+6=0, r=(16 +/ Sqrt(4^24(1)(6)))/2(1) r=(16 +/ Sqrt(8)) r=8 +/ Sqrt(2)*i,

math,algebra,help
Directions are simplify by combining like terms. x radiacal 18 3 radical 8x^2 can someone show me how to do these types of problems. thanks I cant determine the second term. For the first, I think you meant x sqrt(18) which reduces to x sqrt (9*3) or 3x

Math(Roots)
sqrt(24) *I don't really get this stuff.Can somebody please help me? The square root of 24 is 4.898979485566356 I know that..lol,but it says not to use decimals.Here is an example they gave me. Ex.sqrt(18)=sqrt(2*3*3)=3sqrt(2) sqrt[24] = sqrt[4*2*3] =

MATH
I need to simply this equation, but I got stuck. h/(4sqrt(16+h)) = y First, I multiplied (4+sqrt(16+h)/(4+sqrt(16+h) to both sides, and I ended up with h(4+sqrt(16+h)/h. Is this correct? (I tried to graph both equations to see if I would get the same

7th grade art Ms. Sue please
1. This term refers to a subject in artwork that has been simplified and rearranged. (1 point) nonobjective linear semiabstract objective 2. This term refers to artwork that does not have a reference to a subject or object. (1 point) representational

math
Minimize c = x + y subject to x + 5y ≥ 6 5x + y ≥ 6 x ≥ 0, y ≥ 0.

Math
So I am supposed to solve this without using a calculator: Sqrt[20]/10  Sqrt[10]/Sqrt[32]  Sqrt[0.3125] + Sqrt[3 + 1/5] You can put this into WolframAlpha as is to make it prettier. Answer given is 1/2 * SQRT(5) I really don't know where to start here. I

Surds
Solve in the exact form. (sqrt of 4x+1)+(sqrt of x+1)=2 Someone showed me to do this next: Square both sides..so.. 4x+1+2((sqrt of 4x+1)•(sqrt of x+1))=4 I do not understand where the 2 come from ..and why do we need to multiply the sqrt of 4x+1 and sqrt

linear programming problem
P=30x+25y Subject to 2x+3y>=30 2x+y

Calculus (please help!!!)
Consider a window the shape of which is a rectangle of height h surmounted a triangle having a height T that is 1.3 times the width w of the rectangle. If the crosssectional area is A, determine the dimensions of the window which minimize the perimeter.

algebra
Simplify: sqrt (21) (sqrt(7) + sqrt(3)) a) 7 sqrt (3) + 3 sqrt(7) b) 7 sqrt(3) + sqrt (3) c) sqrt (210) d) sqrt (147) + sqrt (63)''. a

ap calculus
Which of the following definite integrals gives the length of y = e^(e^x) between x=0 and x=1? All the answers are preceded by the integral sign from 0 to 1. (a) sqrt[1 + e^(2*(x+e^x))] dx (b) sqrt[1 + e^(4x)] dx (c) sqrt[1 + e^(x+e^x)] dx (d) sqrt[1 +

Calculus
Please look at my work below: Solve the initialvalue problem. y'' + 4y' + 6y = 0 , y(0) = 2 , y'(0) = 4 r^2+4r+6=0, r=(16 +/ Sqrt(4^24(1)(6)))/2(1) r=(16 +/ Sqrt(8)) r=8 +/ Sqrt(2)*i, alpha=8, Beta=Sqrt(2) y(0)=2, e^(8*0)*(c1*cos(0)+c2*sin(0))=c2=2

Math Help please!!
Could someone show me how to solve these problems step by step.... I am confused on how to fully break this down to simpliest terms sqrt 3 * sqrt 15= sqrt 6 * sqrt 8 = sqrt 20 * sqrt 5 = since both terms are sqrt , you can combine them. sqrt 3* sqrt 15=

calculus
prove that d/dx 4x .√(x + √x) = 6x+5 (x)1/2/√(x + √x) solution is d/dx 4x.[x+(x)1/2]1/2 = d/dx 4x.[x+(x)^1/2]^1/2 d/dx 4x.[x+(x)^1/2]^1/2 Product Rule = 4x[1/2(x+(x)^1/2)^1/2 * (1+1/2x^1/2) +[x+(x)^1/2]^1/2*4 d/dx(4 x sqrt(x+sqrt(x))) = (2 (1/(2

Maths
I have a homework question which I don't know if my solution is correct I need to arrange the below formula to make l the subject M = w/2 (L  l^2) MY SOLUTION 2M = w (L  l^2) 2M = Lw  wl^2 wl^2 = Lw  2M l^2 = (Lw  2M) / w l = sqrt of (Lw  2M) / w

math
What is the difference between geometric mean and arithmetic mean? Arithmetic mean of two numbers A and B is: (A + B)/2 Geometric mean of two numbers A and B is: sqrt(A*B) The geometric mean can be rewritten as follows: sqrt(A*B) = Exp{Log[sqrt(A*B)]} =

Math
How do you find a square root of a number that's not a perfect square? I'm very confused. The book doesn't explain it too well. You can approximate it or simplify it in terms of (products of) square roots of smaller numbers. E.g. consider sqrt[117] The

science
i need to rearrange the following equations, to make x the subject . r = sx^2 2t and 6y = 9 – 3x can some 1 help me im realy stuck. i need to work it out step by step. the 2t is meant 2 be under sx^2 meaning dived by r= sx^2/2t multipy both sides by 2t

is this correct? math
find the domain of the real valued function; f(x) = sqrt(5  (sqrtx)) my solution: 5  (sqrt x) >=0 (sqrt x) >= 5 (sqrt x)

Calculus
I need to find the exact solution to: 2sin2x = sqrt(x)on the interval (0,pi) This is how I started it, but I don't think it's correct. sin2x = sqrt(x)/2 2sinxcosx = sqrt(x)/2 sinxcosx = sqrt(x)/4 What do I need to do now? need to find the exact solution

math,correction
the problem reads: evaluate sqrt (4) if possible. my answer: sqrt (4)

Algebra
Evaluate sqrt7x (sqrt x7 sqrt7) Show your work. sqrt(7)*sqrt(x)sqrt(7)*7*sqrt(7) sqrt(7*x)7*sqrt(7*7) sqrt(7x)7*sqrt(7^2) x*sqrt 7x49*x ^^^ would this be my final answer?

Math/Calculus
Solve the initialvalue problem. Am I using the wrong value for beta here, 2sqrt(2) or am I making a mistake somewhere else? Thanks. y''+4y'+6y=0, y(0)=2, y'(0)=4 r^2+4r+6=0, r=(4 +/ sqrt(164(1)(6))/2 r=2 +/ sqrt(2)*i , alpha = 2, beta = 2(sqrt(2))

Japanese
What's the difference between wa and ga? The particle wa indicates that the noun preceding it is the topic of the sentence. In most of the model sentences given, the subject and the topic of each esntecnce coincide; however, the topic may or may not be

Algebra 2: Radicals URGENT!!
Could some kind, saintly soul help me solve this problem? Simplify: 8w sqrt(48w^5)  x^2 sqrt(3xw^2) . . =8w(√16)(√3)(√w^4)(√w)  x^2(√3)(√x)(√w^2) =32w^3(√3w)  wx^2(√3x) not much of a "simplification" really 8w sqrt(16*3w^5)  x^2 w

algebra,math,help
Use Property 2 to simplify each of the following radical expressions. sqrt (10)/ sqrt(49) My answer: sqrt (10) / (7) THis next one i need help: Use the properties for radicals to simplify each of the following expressions. Assume that all variables

math calculus please help!
l = lim as x approaches 0 of x/(the square root of (1+x)  the square root of (1x) decide whether: l=1 or l=0 or l=1 Let me make sure I understand the question. Do we have lim x>0 x/[sqrt(1+x)  sqrt(1x)] ? If so then multiply the expression by

calc 1
When graphing the integral of sin(x^2) is there a way to shift the graph vertically, without just tacking "+c" on the end? If it helps, the solution to this integral is .5*sqrt(2)*sqrt(Pi)*FresnelS((sqrt(2)*x)/sqrt(Pi))

Pre Cal.
Find three geometric means betwee sqrt(2) and 4sqrt(2). A: 2, 2sqrt(2), 4 Is 6 sqrt(2)+ 6 + 3sqrt(2)+... a convergent series? A: Yes. Is 1 + 3(1/2) + 9(1/2)^2 + 27(1/2)^3 +... a divergent series? A: Yes. Are these right?

English
There are different teachers for each subject.  Q1. How do you pronounce "subject." In the second syllable, is it pronounced /i/ or/e/? Q2. What is the part of speech of 'for each subject'? Is it an adjective phrase or an advervial

Mathematics
sqrt 6 * sqrt 8 also sqrt 7 * sqrt 5 6.92820323 and 5.916079783 So you can see the steps — sqrt 6 * sqrt 8 = sqrt 48 sqrt 7 * sqrt 5 = sqrt 35 I hope this helps a little more. Thanks for asking.

math;)
Find the unit vector in the direction of u=(3,2). Write your answer as a linear combination of the standard unit vectors i and j. a. u=3[sqrt(13)/13]i+2[sqrt(13)/13]j b. u=3[sqrt(5)/5]i+2[sqrt(5)/5]j c. u=3[sqrt(5)/5]i2[sqrt(5)/5]j d.

Calculus
Find d/dx integral(with upper bound of 4x and lower bound of 1) of square root of t^2 +1 dt. A. sqrt(4x+1) B. sqrt(16x^2+1) + sqrt(2) C. 4 sqrt(16x^2+1) D. sqrt(16x^2+1)

Applied Math (Biological application)
The deformation y(t) of heart muscle from its rest position after t seconds can be modelled as a springmass system, described by the differential equation: my" + vy' + ky = F(t) where m, v, and k are positive constants denoting the mass of the myocardial

Algebra
Solve for s: h=(square root of 3)times s/2 and solve for h V= (pi)r squared h / 3 Solve for s: h=(square root of 3)times s/2 Multiply both sides by 2. 2h = (sqrt 3)*s*2/2 which cancels the 2 on the right. 2h = (sqrt 3)*s Now divide the right side by

algebra
simplify the following radical expression: sqrt x * sqrt x a) x b) sqrt x c) 2 d) no solution exists do you know any site that will help me with the square roots? thanks!

some algebra help (radicals)
I hope I am writing this down right.. I am trying to do some practice questions to learn 10^5 (sqrt)2y  4^5 (sqrt)2y I am trying to figure out how to solve this They gave us some answers to choose from, but I am clueless on how to solve this 6y ^5 (sqrt)2

Calculus
Evaluate the indefinite integral: 8xx^2. I got this but I the homework system says its wrong:sqrt((x8)x)/(2*sqrt(x8)*sqrt(x))*(((sqrt(x8)*(x4)*sqrt(x))32*log(sqrt(x8)+sqrt(x))

Calculus
Hi. In an integration solution, the integral of (1/(sqrt (8u squared)) is written as arcsin(u/sqrt 8), but I don't see how they got it. When I did it I got (1/8)*(arcsin(u*sqrt8)). What I did was take sqrt8 common in the denominator to get it in the form

math help
15sqrt8x^15/5sqrt2x^4 remember that sqrt(a)/sqrt(b) = sqrt(a/b) simplify the inside. also notice that sqrt(x^11) = sqrt(x^10) * sqrt(x) = x^5 * sqrt(x)

Algebra
Multiplying sq rts sqrt18a^7b times sqrt27a^8b^6 Jake 1214 18 = 9 * 2 then sqrt 18 = 3sqrt2 sqrt a^7 = a^3 * sqrt a 27 = 9 * 3 then sqrt 27 = 3 sqrt3 sqrt a^8 = a^4 sqrt b^6 = b^3 Now just multiply the liketerms together. 3sqrt6 and sqrt2a^4?

linear algebra check
Use the GramSchmidt process to transform the basis [1 1 1] , [0 1 1] , [2 4 3] for the Euclidean space R3 into an orthonormal basis for R3. (Enter each vector in the form [x1, x2, ...]. Enter your answers as a commaseparated list.) so i went through the

math
how would you simplify this equation: y = (x+3)/[(4sqrt(16+h))] please help me! you have three variables. I am not certain "simplify" is an appropriate term here. ohhhh it was my mistake. I meant: y = h/[(4sqrt(16+h))] y = h/[(4sqrt(16+h))] rationalize

art help
What characteristic should be considered the most when respoinding to a Cubist painting? A. Use of geometric shapes to create an image B. Use of shading and detail in an image C. Use of realistic potrayal of the subject D. Use of appropriate proportions od

math
minimize p= 15x +18y subject to x+2y= 36 x>=0 y>=0

Calculus
Damon, Help :) A rancher plans to set aside a rectangular region of one square kilometer for cattle and wishes to build a wooden fence to enclose the region. Since one side of the region will run along the road, the rancher decides to use a better quality

math.please help!
minimize z= 5x + 9y subject to 6x + y >= 18 2x + 3y >= 30 x= 0 find the corner points, ans subject the objective function to the corner points, finding the minimum value of z giving the constraints. i know the first and second points but i couldn't figure

calculus
Damon help again :) (last one I promise) why is X along the road sqrt2/2? ] A rancher plans to set aside a rectangular region of one square kilometer for cattle and wishes to build a wooden fence to enclose the region. Since one side of the region will run

Geometry
42x25 rectangular roof(one side) We need to fill this roof with 8x4 plywood pieces. So, we need about 33 plywood pieces to fill one side roof. How do I show a possible arrangement of pieces on half of the roof. Make a few cuts. What is the area of the

Calculus check
Given f(x)=x^4(2x^215). On what interval(s) is the graph of f concave upwards? A. (0, sqrt(3)) B. (sqrt(3), 0) C. (sqrt(3), 0) and (0, sqrt(3)) D. (sqrt(3), sqrt(3)) E. (Negative infinity, sqrt(3)) and (sqrt(3), infinity) I got E

PreCal(Please help)
1) Write the first five temrs of the geometric sequence a1 = 2 r=sqrt3 I know the first term is 2 but the sqrt 3 threw me off so I do not know how to find the next numbers. 2) Find the nth term of the geometric sequence. a2 = 3 a5 = 3/64 n=1 I know the

PreCal
1) Write the first five temrs of the geometric sequence a1 = 2 r=sqrt3 I know the first term is 2 but the sqrt 3 threw me off so I do not know how to find the next numbers. 2) Find the nth term of the geometric sequence. a2 = 3 a5 = 3/64 n=1 I know the

algebra 2
1. Find the exact solutions of x^2  (y12)^2 = 144 and y = x^2 Is the answer no solution? 2. Solve the system: y^2  4x^2 = 4 and y = 2x Solving this myself I got no solution, but someone who helped me with this question got the answer x= + i sqrt 2, i

Calculus (please help!!!)
Consider a window the shape of which is a rectangle of height h surmounted a triangle having a height T that is 1.3 times the width w of the rectangle. If the crosssectional area is A, determine the dimensions of the window which minimize the perimeter.

Calculus please help!!
Consider a window the shape of which is a rectangle of height h surmounted a triangle having a height T that is 1.3 times the width w of the rectangle. If the crosssectional area is A, determine the dimensions of the window which minimize the perimeter.

Calculus (please help!!!!)
Consider a window the shape of which is a rectangle of height h surmounted a triangle having a height T that is 1.3 times the width w of the rectangle. If the crosssectional area is A, determine the dimensions of the window which minimize the perimeter.

Algebra
Find the largest possible real value of \sqrt{(x20)(yx)} + \sqrt{(140y)(20x)} + \sqrt{(xy)(y140)} subject to 40\leq x \leq 100 and 20\leq y \leq 200.

MATHLinear Programming
Hey guys stumped on this one \HELP PLEAZE A.S.A.P. minimize p= 15x +18y subject to x+2y= 36 x>=0 y>=0

Math
Solve the linear programming problem by the method of corners. Minimize C = 3x + 7y subject to 4x + y ≥ 39 2x + y ≥ 29 x + 3y ≥ 42 x ≥ 0, y ≥

Calculus
so we are doing integrals and I have this question on my assignment and I can't seem to get it, because we have the trig substituion rules, but the number isn't even so its not a perfect square and I just cant get it, so any help would be greatly

Algebradrwls please check!
Posted by Megan on Tuesday, October 12, 2010 at 3:44pm. I have a question if someone could help, please explain it. Given b = 1 and h = 1, what is the equation of the graph if the parent function is y = sqrt (x) Answers: a.y = sqrt(x1) b.y = sqrt (x+1)

math problem
I'm trying to get a handle on what square roots are (I think that's what they are called). Here is an example. 4(almost like a division sign but it is more like a check mark)3. I don't understand what it is, its a square root? and How do I deal with these

CALC
1. The problem statement, all variables and given/known data cos(x) = 2 I was trying to solve that problem ignoring what people say about it not being defined and got a number strangely. I showed step by step so you can tell me what I did wrong as I don't

Calc
1. The problem statement, all variables and given/known data cos(x) = 2 I was trying to solve that problem ignoring what people say about it not being defined and got a number strangely. I showed step by step so you can tell me what I did wrong as I don't

Calculus
Can someone please walk me through the steps, I am just not sure what to do next. thanks Solve the optimization problem. Minimize F = x^2 + y^2 subject to xy^2 = 16 I took the derivative F = 2x + 2Y but I don't know where to go from here.

Precalculs
I have no idea how to do these type of problems. Problem Solve each equation on the interval 0 less than or equal to theta less than 2 pi 42. SQRT(3) sin theta + cos theta = 1  There is an example prior to the

Algebra
I have a question if someone could help, please explain it. Given b = 1 and h = 1, what is the equation of the graph if the parent function is y = sqrt (x) Answers: a.y = sqrt(x1) b.y = sqrt (x+1) c.y =  sqrt (x1) d.y = sqrt(x1) I think it is "b"

algebra
Simplify 11 sqrt 112. 44 sqrt 7******** 176 sqrt 7 27 sqrt 7 4 sqrt 7 Is this right? and I need to show my work, idk the steps

radical equation
2^x+20=15+3^x A)1 B)16 C)5 D)25 I chose c but i got it wrong i am having a problem understanding it. Let me rewrite the question in a more standard format. 2* sqrt(x)+20=15 + 3*sqrt(x) where * means multiply, and sqrt means the square root. Your use of ^

calculus
Integrate: dx/sqrt(x^29) Answer: ln(x + sqrt(x^2  9)) + C I'm getting the wrong answer. Where am I going wrong: Substitute: x = 3 * sec t sqrt(x^2  9) = sqrt(3) * tan t dx = sqrt(3) * sec t * tan t Integral simplifies to: sec t dt Integrates to: lnsec

math,correction
simplify: sqrt ((7)/(100)) my work: 7 = 1sqrt (7) 100= 10 sqrt (1) (1)/(10) sqrt (7) my answer: (sqrt (7))/(10) Your answer is right but your statements: 7 = 1sqrt (7) 100= 10 sqrt (1) make no sense. how can sqrt(7)=7 ? you are saying 2.6457..=7 and

Math
Hello! If you can help me with these 3 questions I would love it! 1. How do you simplify sqrt5 + 6 sqrt 5? I think that it is 5 sqrt10. Am I correct? 2. 5 sqrt 7 +2 sqrt 175. I think the answer is 7 sqrt 182 3. What is the domain of this function y = sqrt

college math question
Find the GCD of 24 and 49 in the integers of Q[sqrt(3)], assuming that the GCD is defined. (Note: you need not decompose 24 or 49 into primes in Q[sqrt(3)]. Please teach me . Thank you very much. The only integer divisor of both 24 and 49 is 1. I don't

algebra
simplify the following radical expression: 3 sqrt (27) a) 3 b) 3 c) 0 d) no solution exists do i write the sqrt like this or do i write like this sqrt () 3 27 please show me the correct way to write it thanks