Algebra question and answers for July 29, 2023
- Q Find if possible the inverse of each of the following matrices 5 2 1 6 3 1 6 a 6 5 9 9 4 3 0 b 1 1 2...
- Q By using the Cayley Hamilton Theorem find e At of the following matrix A 1 2 2 3
- Q What are the values of x and y in the matrix subtraction below 20 4 9 16 0 6 X 15 O y 15 O X 15 y 17 O...
- Q What was the major weakness of the Continental Drift Theory formulated by Alfred Wegner was OE It could not estimate the speed of plate motion per year O The theory...
- Q 1x log 1 2 x 6 Then give the domain and range 17 Use the graphing tool to graph the function Click to enlarge graph The domain is Type your...
- Q A gas is contained in a thick walled balloon When the pressure changes from 417 mm Hg to 576 mm Hg the volume changes from L to 4 78 L...
- Q Listen Which of the following expressions is equivalent to cos 0 1 sin 0 a 1 cos 0 Ob 1 tan 0 O c 1 sin 0 d 1 sin...
- Q 4 5 marks Solve for X where A B X 19 and B 1
- Q Listen Find all of the solutions of 2 sin x 3 sin x 2 0 between and O a x and 5 Ob x and 5 c r and 5...
- Q Convert 15 to radians O a 1 2 Ob 6 c 3 O d
- Q Question 10 1 point Listen Convert 315 to radians O a IT O b St Oc 3 Od 1 Previous Page Next Page
- Q Find the projection of this matrix onto the xy plane 5 1 0 3 2 1 0 0
- Q Show that the vectors y that satisfy the equation 2 form a subspace of R of dimension 2 2x 3y 5z 0
- Q ind the standard form of the equation of the hyperbola with the given characteristics Vertices 5 3 5 7 Asymptotes y x 10 y x
- Q K Question 14 of 25 Write an equation of the line with the given slope m and y intercept 0 b m 0 b 7 The equation is Simplify your...
- Q 632 7 1 Let C 3 2 6 and D 6 2 5 5 640 Find DC if it is defined Otherwise click on Undefined
- Q 1 Write the inverse of the function f x 3x 9 using the f x notation
- Q 5 Find a series bm fe bn 0 n 0 x 2 dx
- Q f Aspect Ratio 16 9 Exceeded 00 If both the 4 3 and the 16 9 screen had a height of 25 inches find the follow measurements ct ratios hat...
- Q B 10 2 4 4 1 2 12 3 7 B 7 2 16 3 1 8 6 2 20 x Br a Find the transition matrix from B to...
- Q Let T be an operator on a finite dimensional complex vector space V Which of the following is NOT always true Select one O a V has a basis consisting...
- Q Find the quotient using long division 3x 9x 3 X 5 3x 9x 3 X 5 Simplify your answer C
- Q actorization of this matrix 11 3 1 1 1 1 C 5 4 4 3 2 1 4 2 7 1
- Q 6 Find a least square solution of 1 1 2 2x 1 1 1 0 1
- Q mutritionist is studying the effects of the nutrients folic acid choline and inositol He has three types of food available and each type contains the following amounts of these trients...
- Q A survey of 850 people reported that between 38 6 and 45 4 favored the reelection of the current governor Find the margin of error
- Q heh s group takes a survey to determine the education and income of its members Matrix A summarizes the proportions of members in various categories of years of ostsecondary education...
- Q Carry out the indicated algebraic operation If not possible enter IMPOSSIBLE in any cell of the matrix 3 A 3 2 5 D 39 G 3 5 a ABE B...
- Q olve the matrix equation for the unknown matrix X If not possible enter IMPOSSIBLE in any cell of the matrix 91 16 23 37 50 07 X D C X...
- Q Consider the following u 2 4 v 1 1 a Calculate proj u proj u b Resolve u into u and u where u is parallel to v and u...
- Q Find the equation for the parabola that has its vertex at the origin and has directrix at x = -1/48
- Q 3 Find a least squares solution of the system Ax bifA 2 46 46 1 2 and b 8
- Q Solve the following system of equations usingElimination,5x + 4y = -303x - 9y=-18
- Q Consider the following quadratic function.Step 2 of 4: Find the line of symmetry of this function.y = -(x + 4) +3
- Q Write a polar equation of a cardioid that passes through (4,0), (4, ?), (0,0). Find a fourth "key" point on its graph with r> 0 and 0 [0,2m).
- Q Which of the following statements is (are) true if all vectors are in R"?Oc) A matrix with orthogonal with orthogonal columns is an orthogonal matrixd) If W is a subspace...
- Q To find the diameter of a circlethe radius by two2. The number of square units that covers the inside of a circle is the3. To find the area of a...
- Q Consider the following three vectors of R4:a? = [2, -3, 5, 1],a2 = [0,-2,-4, 2],There exists a linear equation in the coordinates [x, y, z, u] whose solution set coincides...
- Q On a science test, a score of 91 falls exactly 1.5 standard deviations above the mean. If the standard deviation for the test is 8, what is the mean score?
- Q The volume of a parallelepiped is six times the volume of the tetrahedron defined by the same set of vectors.What is the volume of the tetrahedron with vertices A(-1,2,3), B(3,-2,...
- Q The grades on a math quiz are normally distributed with a mean of 85 and a standard deviation of 4. What percent of the students scored between 81 and 89?
- Q Find the perimeter of a square with an area of 702.25 square yards.A. 26.5 yardsB. 106 yardsC. 175.56 yardsD. 53 yards
- Q Find a basis for the eigenspace corresponding to each listed eigenvalue of A below.A basis for the eigenspace corresponding to A-5 isA basis for the eigenspace corresponding to A-4 is
- Q Find the time it takes for $8,900 to double when invested at an annual interest rate of 5.3%,compounded continuously. Give your answer to 2 decimal places.Find the time it takes...
- Q For the system belowa. Find the equilibrium points.b. For the equilibrium point (0,50) find the associated linear system, solve it, and perform the qualitative analysis,
- Q Is u in the plane in R3 spanned by the columns of A? Why or why not?Select the correct choice below and fill in the answer box to complete your...
- Q Factor A into a product QR, where Q has orthonormal set of column vectors and R is anupper triangular matrix with positive diagonal entries.(b) Solve the least squares solution x...
- Q Determine the value of b that would guarantee that the below linear system is consistent.x? - 2x? - 6x3 = 52x?4x25x3 = -8-2x? +4x29x3 =
- Q Bonnie is playing with Addison and Cooper at the park. We decide to play a game of tag, so Addison and Cooper run off in separate directions from the same...
- Q Determine whether the set S spans R. If the set does not span R3, then give a geometric description of the subspace that it does span.S = {(1, -6, 0),...
- Q Suppose S = {r, u, d) is a set of linearly independent vectors.If x = 4r + u + 4d, determine whether T = {r, u, x} is a linearly...
- Q Find the minimum and maximum values of z=9x + 2y, if possible, for the following set of constraints4x + 3y 2 12x + 3y 26x20, y20
- Q Perform the row operation(s) on the given augmented matrix.R3 = 4r1 + 13[-7 -5 -1 1-10]6 -2 9528 -6 6 18O-7 -5 -1-106-29 50 16 10-22-7 -5 -11-10]6 -2 9...
- Q a) [15 pts] Determine whether the matrixM = [14]belongs to span{A?, A?, A3} if040-3A?-[88] 4?-[8] and A-[-44]== 100b) [5 pts] What is the dimension of the vector space M5 5?
- Q Suppose S{r, u, d) is a set of linearly independent vectors.If x = 4r +u+ 4d, determine whether T = {r, u, x} is a linearly independent set.Select an Answer1....
- Q Using the standard Euclidean inner product in R2 find an orthogonal basis forW = span({(1, -1, 0, 1), (1, 0, 1, 1), (1, 2, 1, 3)})List the vectors of this...
- Q elulA patient takes vitamin pills. Each day he must have at least 360 IU of vitamin A, 4 mg of vitamin B?, and 90 mg of vitamin C. He can...
- Q Find the minimum and maximum values of z = 9x + 2y, if possible, for the following set of constraints4x + 3y 2 12x+3y26x20, y 20QUEDABSelect the correct choice below...
- Q (16 points) Let T: P3 ? P3 be the linearsuch thattransformationT(2x) = 4x + 4x, T(-0.5x - 5) = 2x + 3x + 2?Find T(1), T(x), T(x), and T(ax +...
- Q Let A and B be 3 x 3 matrices such that matrix A is symmetric matrix. If given that1det (A)and det (B) = -2 then evaluate:2det (B adj(24)).
- Q 2. 7: R5 ? R is a linear transformation with the standard matrix A =(a) Find a basis and the dimension for Row(A).(b) Find a basis and the dimension for...
- Q (a) Multiply the binomials (4x-5y).(b) How do you factor 16x-40xy+25y?
- Q The cost to produce x units of wire is C=60x+600, while the revenue is R 85x Find all intervals where the product will at least break even.Select the correct choice...
- Q The function f(x) = x + 18 is one-to-one.Find an equation for f1(x), the inverse function.f-(x) = [(Type an expression for the inverse. Use integers or fractions for any numbers...
- Q Determine the x- and y-intercepts of the following equation. Then graph the equation.6x - 5y = -30x-intercept:y-intercept:
- Q Use the following functions to solve each question below. Simplify completely.f(x) = x + 8x - 17g(x) = 2x + 3a.(4)(x) =b. (f+g)(x) =c. (f - g)(x) =I
- Q Suppose you make a 4-minute local call using a calling card and are charged 7.6 cents. The cost of a local callvaries directly with the length of the call. How...
- Q A personal account earmarked as a retirement supplement contains $342,400. Suppose $300,000 is used to establish an annuity that earns 4%, compounded quarterly, and pays $6500 at the end of...
- Q Exer. 7-8: Identify any vertical asymptotes, horizoasymptotes,and holes.-2(x + 5)(x-6)(x - 3)(x - 6)(7 f(x) ==
- Q SOLVE, GRAPH AND WRITE IN INTERVAL NOTATION-3 ?2x+1?7-10<2(3x+5) <1613> 3x+4>-2-2<-x-5<1
- Q Use matrices to solve the system of linear equatioWof the parameter a.)(2x(x, y, z)wwwwwwwww2y -Sy3z318,408,144X
- Q (optional) Solve by the substitution method:2xy +32 = 8x+y+z=93x - 5y + 2z = -7(i)
- Q Find the characteristic equation, the eigenvalues,and bases for the eigenspaces of the following matrix:6 4 -9A 0-3 010 -4The characteristic equation isNOTE: Enter the eigenvalues in increasing order.EigenvaluesA =Bases for...
- Q Solve the system of equations by any method.-4x+8y = 36x-2y=-9Enter the exact answer as an ordered pair, (x, y).If there is no solution, enter NS. If there is an infinite...
- Q Thefollowing is a conic section with a focusat the origin. Please classify the conicsection and provide the polar andrectangular equations.1) eccentricity: 0.5, vertices: (0, 4/7), (0, -4)0.7, vertices: (14/19, 0),2)...
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