Solve the following system of two variables: 2x + 5y = −4 4x - 7y = 6

Q: AUN — 857 2 11 A = 8 14 20 3 4 11 20 30 (a) Compute the LU factorization of A. (b) Use the LU…

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Q: 5. Write the perimeter of the figure as a polynomial. Simplify. 2x 4x+1 3x O13x+2 O13x+1 09r+1 09r+2

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Q: 3. Solve the linear system below a + 2b − c +4d = 6 -a - 4b + 2c + 2d = 4 2a + 2b − c + 2d = 4 - a +…

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Q: 3. Solve the linear system below a + 2b − c +4d = 6 -a - 4b + 2c + 2d = 4 2a + 2b − c + 2d = 4 a +…

A: Let us write the Augmented  matrix 12-146-1-422422-12412104

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Q: Find a diagonalization for the matrix A, if possible. 1 10 6 @A-[93] (a) A = (b) A: = 022 27 003 (c)…

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Q: Find the determinant of the following matrices by using the expansion cofactors. 0.1 0.2 0.3 a. -0.3…

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Q: Graph the system -5 -4 -3 -2 -1 y 2x + 2 5- 4 3 2 1 -1 -2 -3 2 2 3 4 5

A: Given query is to graph the inequality.

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Q: Solve the given initial-value problem. -2 2 X'= × - (- ~~ ) x + (²) X 3 4 2 X(t) 2t 6e-6e²t - 6 X =…

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Q: 16. Show how to multiply these using the distributive property and find the product quickly. a. 5 x…

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Q: se-2 log table (printed in

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Q: Solve the linear system below c +4d = 6 a + 2b -a-4b + 2c + 2d = 4 2a + 2b c + 2d = 4 a + 2b + c = 4

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Q: Suppose that the function f is defined, for all real numbers, as follows. 1 if x 1 Find f(-2),…

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Q: The exponential function describing the balance owed on Francisco's credit card, B, t years after he…

A: To find out the interest rate for this credit card.

Q: Let A be a 3 x 3 matrix such that A4 - 3A³+ 4A²- 613 = 0. Then, A is invertible and

A: Here we have to use the concept matrix.

Q: or axis parallel to the y-axis; ter: (2, 1); gth of major axis: 18 units; gth of minor axis: 10…

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Q: b. If ♥: = -2 06 -3 1 6 -3 0 7 find a square root of ♥. 1

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Q: The variable z varies jointly with the variables x and y. Model each joint equation with an…

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Q: (3) (a) Fatoumata had 20 toy cars. She lost x toy cars lately. Write an algebra expression that…

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Q: The point P = (1, y) lies on the unit circle shown below. What is the value of y in simplest form? y…

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Q: Find the characteristic polynomial, eigenvalues, and basic eigenvectors of the matrix given by 3 0…

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Q: A city's population is currently 20,000 and is growing by 4.7% each year. If this continues, in how…

A: Given query is to find the time taken to reach the population to 48000.

Q: Prove that for all integers n.4n² +6n + 1 is not divisible by 4. Be sure to explicitly show how each…

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Q: Prove each statement in 8-23 by mathematical induction. 8. 5"-1 is divisible by 4, for every integer…

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Q: Suppose that y varies directly with x, and y=3 when x= 15. (a) Write a direct variation equation…

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Q: Write the standard form of an equation of an ellipse subject to the given conditions. Vertices:…

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Q: Solve the equation. Write the solution set with the exact values given in terms of common or natural…

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Q: A sample of 397 people is selected. The people are classified according to place of residence…

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Q: Find an equation of the tangent plane to the surface x = u² + 1, y = v³ + 1, z = u + v at the point…

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Q: An artifact originally had 16 grams of carbon-14 present. The decay model A = 16 e -0.000121t…

A: An artifact originally had 16 grams of carbon‐14 present. The decay model A=16 e-0.000121t,…

Q: Need

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Q: Q1): The concentration of salt is given as a function of time by: -= 37.5-3.5x at the initial time…

A: Let's find.

Q: Here is a graph of the function h. 1x 4 3- ла 3 4 5 -2- -3- -4- Use the graph to find the following.…

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Q: Plot points between and beyond each​ x-intercept and vertical asymptote. Find the value of the…

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Q: Inversion is one step in processing raw sugar. Suppose that in this process, 20% of the available…

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Q: a. 2,526sinx + 2,526cosx Yp 29 b. yp 89 3 M 7,930sinx + 7,753cosx 91 3 = c. Yp 3,290sinx +7,753 cosx…

A: We will find the particular integral.

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Q: Write the system of equations as a matrix equation of the form AX= B, where A is the coefficient…

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Q: Write the standard form of an equation of an ellipse subject to the given conditions. Major axis…

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Q: For the probability density function, over the given interval, find E(x), E(x2), the mean, the…

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Q: Which of the following matrices is not in Reduced Row Echelon Form? [1 0 4 31 [1 0 4 01 0 1 5 2 0 1…

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Q: Use the Change of Base Formula to rewrite the logarithm with the common logarithm or the natural…

A: Given query is to find the value of the logarithmic expression.

Q: How many integers greater than 120 but less than 540 are divisible by 5?

A: Given Problem:- How many integers greater than 120 but less than 540 are divisible by 5?

Q: Erin is making thirty shirts for her upcoming family reunion. At the reunion she is selling each…

A: Topic:- algebra

Q: f the demand for a product is given by D(p) = ((1000/(square root of p))- 1 what is the average…

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Q: 3. Given that AABC~ ARST the diagram below, find each of the following. Show all work A R 13 S T 5 B…

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Q: A paper weight glass holder is a rectangular prism that is 4 inches long, 3 inches wide and 1.5…

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Q: A rectangular auditorium seats 1750 people. The number of seats in each row exceeds the number of…

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