Is the set of rational numbers open or closed?

Q: Prove that Juti CXI soL 2m+V-V d. Cり Atwr m20 2 m! [em+v +1) m!Pem+v +1) Aturo m26 2

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Q: Consider the following table of values of f(x) = e". 0.0 0.2 0.6 f(x) 1.0 1.22140 1.82212 (a) Approx...

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Q: Let G be a group with |G|=187 then every proper subgroup of G is: Non abelian O Non cyclic O Cyclic ...

A: We will use basic knowledge of group theory to answer this question.

Q: We consider the differential equations /(t) = cos(t) /(t) = cos(y(t)) (1) (2) 1. We first consider O...

A: The differential equations given are as follows: y't=costy't=cosyt (4) We are asked to determine gra...

Q: Determine the location of the centroid of the solid formed by revolving about the y-axis, the area b...

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Q: 3. 1Consider the following data: 1.3 1.35 1.45 1.5 1.55 g(x)5.0376 5.4265 5.8472)| 6.3020 6.7933) 7....

A: We will use basic knowledge of numerical analysis to answer this question.  NOTE THAT IN YOUR QUESTI...

Q: Question 1 -2 2 -3] Find the Eigen values of the matrix A = 2 1 -6 -1 -2 Also, prove the following p...

A: Since there are Multiple question we solve the  first one. Post the question again and mention the q...

Q: Find the polynomial that interpolates the points (-2,4), (-1,0), (2,-1), (2.5,0), (3,1), (4, 2). Use...

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Q: calls for a pay nounded a

A: We will use basic knowledge of the compound interest formula to answer this question. 

Q: Solve for the Laplace transform of e2t sint cost cos 2t cos 4t 1 s-4s+20 s-4s+68 -4s+20

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Q: 7BAC =>7A

A: this is a problem of Logic.

Q: 1. African Penguins are about % the height of Emperor Penguins. If Emperor Penguins are about 36 inc...

A: Here we suppose to do multiply 2/3 with height of emperor penguins

Q: Which of the following pairs of lines are perpendicular? Select all that apply y=x+4 and y =를x-8

A: If m is the slope of line, the perpendicular line has slope -1m. The equation of line is y=mx+c.

Q: Determine the center Z(S) of S.

A: This is a problem of Group Theory.

Q: 4. Evaluate the integral I = sin? x dx Include 4 decimal places on your computation. a. single appli...

A: Trapezoidal rule  ∫ab f(x)dx=  Δx 2​ f(x0)+2f(x1)+2f(x2)+2f(x3 )+⋯+2f(xn-1 )+f(xn) Where ∆x=b-an   S...

Q: 4. (a) Using Cayley-Hamilton theorem find the inverse of the matrix [i 2 1] A =| 2 1 0 1 1

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Q: solive dk d t.bounded.bg..Xy=16..

A: 1st we will draw region bounded by given curve in  1st quadrant . and then will find limit for varia...

Q: Learning Activity 3 Solve the following by inspection (using graph), and justify the method of solut...

A:   Max Z =   5 x1 - 6 x2 + 3 x3 - 5 x4 + 12 x5 subject to     x1 + 3 x2 + 5 x3 + 6...

Q: (1) If P = (p1, P2), Q = (q1, 42) and R = (r1, r2) are noncollinear, Pi qi ri then show that A = is ...

A: We will use the basic knowledge of geometry and collinear points to answer this question.

Q: For each of the following problems, perform these steps: • Write the dual problem for the problem as...

A: Dual Problem for the given LPP:   min z=5x1+2x2+5x34x1+2x2+x3≥12-3x1-2x2-3x3≥-6x1≥0,x2≥0max z=12w1+6...

Q: -5 5

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Q: In(In z1)

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Q: h) csc 2x + cot 2x = cot x %3D 2 tan x i) 1 + tan? x %3D sin 2x CSc t d) cos 0 – sin* 0 = cos 20 j) ...

A: The algebraic identity is p2-q2=(p-q)(p+q), where p,q are any expression. Rewrite the expression cos...

Q: rest from the right vise with an accelera mains constant. Fin

A: The acceleration (a) of the particle is 0.25 m/s2. The body accelerates from rest until a time of 4 ...

Q: CALCULATOR COLOR THEME QQ ZOOM 5. The elective courses for next year are gym, shop, art, consumer sc...

A: We have given that ,  Elective courses are Gym , Shop , Art , Consumer Science , Criminal Justice , ...

Q: (22)8

A: Solution

Q: Prove that da(x) = a(b) a(a), %3D |

A: This is a problem from Reimann Stieltzes Integral

Q: Rewrite each equation in fac- tored form and solve using the zero product property. A. x^2 + 18x + 8...

A: Zero product property states that if a.b=0, then either a or b is zero.

Q: Bonita obtained 22/30 for a Geography test and 18/25 for a history test In which subjects did she ob...

A: Marks obtained in Geography is 2230 marks obtained in history is 1825 we need to compare two fractio...

Q: dy - f *P, = 7 dt y(0) = 4.

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Q: Solve the integral equation: y (t) = 1 – S (t – T) y (T) dr O y (t) = cos t O y (t) - cos t O y (t) ...

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Q: (d) Let P(x) be the statement " x² > 1" and Q(x) be the statement "x+1 < 4". The universe of discour...

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Q: consider the differential equations y/(t) = cos(t) %3D (t) = cos(ult))

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Q: Q2: Find the work done S. F.dr in the force field F = yzî + xzj + xyk in moving from || (1,1,1) to (...

A: The given question is related with work done. We have to find the work done ∫CF→ . dr  in the force ...

Q: The figure shows solutions of the ODE & = Ax in the phase space R? with which matrix A? 1 0.8 0.6 0....

A: Yes, the chosen option is correct. Assuming the direction is inward.

Q: A function wherein all terms are of the same degree in terms of x and y is known as ________

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Q: 3.) Translate each of these statements into logical expressions using predicates, quantifiers, and l...

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Q: Convert each equation from rectangular to polar form. 5) (x – 1)² + (y + 1)² = 2 6) x = y? 7) x = y ...

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Q: Question 1. Are the following matrices similar? 3 2 a) 1 and ? YES NO -1 0 ? 0 6 -1 2 b) and YES NO ...

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Q: /3 sin -' X- tan 3 4 II

A: This is the problem of real-valued function, inverse trigonometric equations.

Q: 4 12 2.

A: A collection of resources is recursively partitioned in the Greedy Algorithm depending on their high...

Q: system of equations 2. The values of 2, f

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Q: of the differential equation у" - Зу' + 2у %3е-2t

A: Introduction: A differential equation is a mathematical equation that contains one or more derivativ...

Q: 4. Solve the following system of simultaneous linear equations using the Gauss-Seidal method. c. 15x...

A: We have to find the solution of the given system of linear equations in three variables using the Ga...

Q: a) Write sin(3 - i) in the form of a+ bi . b) Find all the values of (3)-in .

A: (a) sin3-i we have to write this in form of a+ib. (b)We have to find the value of  3-iπ. The formula...

Q: Question 4. Suppose that H and K are subgroups of a group G and there are elements a, b e G such tha...

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Q: 23 X5 3 -3/4 20 -1/2 0 0 25 = 1/4* -8 -1 9 1 0 X6 = 1/2 -12 -1/2 3 0 1

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Q: (3) Suppose you flip a fair coin four times, or until you get a H, whichever happens first. Let X de...

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Q: Coach Krahn has 8 starting players to place in his batting lineup for the kickball game. If the pitc...

A: The coach has 8 players to place in batting lineup. As per the question the last place of lineup is ...

Q: Compute the Fourier series of f(t) = sin°(t).

A: Fourier Series: Any 2π continuous periodic function can be approximated by trigonometric polynomials...