For each ordered pair, determine whether it is a sol -7x+3y=1 9x-2y=8 (x, y) (-8, 1) (-4,-9) (2,5) (0, -4) Is it a solution? Yes O No O X

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Q: In an arithmetic sequence, the first term is -8 and the sum of the first 20 terms is 790. a Find the…

A: Given data:- The first term is -8 The sum of first 20 terms is 790

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A: Concept: We have given that the total bill for each month is paid by three students The October bill…

Q: -1 7 24 41-69 - [ ³ 4] = -2 9 B 07 02 00.0 ↓ 1 e dimension of the result. (If not possible, enter…

A: Topic:- matrix algebra

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A: Please refer to the image below

Q: The mean weekly salary of 9 teachers in a school is $1,000. If the school has 9 teachers and 11…

A: SOLUTION-

Q: 14.) Sketch the graph of the solution set the system of inequalities. Label the vertices. of the…

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Q: Use the matrix capabilities calculator to find the of the matrix. 3 determinant 16 48 22 -5$

A: Given,

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A: We solve this by transformation ruleLet f(x) is parent function then -f(x)⇒shows the reflection…

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Q: Solve for x and y. X = y = 17 1 5x + 20 5 [723]-[2725231 2y 1

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Q: Determine Zeroes function. f(x of the 2 the number N polynomial x 4-7x of Zeroe (s)

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Q: Find the following matrices where A = a. A + B b. A-B - 1 9 0 - 4 11 - 14 8 - 4 1 c. - 5A O A. A+B=…

A: Note:As per our guidelines we are supposed to answer only 3 subparts if there are multiple subpart…

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A: “Since you have asked multiple question, we will solve the first question for you. If youwant any…

Q: Find all the integers x which satisfy x|(x3 + 2x+ 2).

A: By derivativing the given equation with respect to x and equating it to zero.

Q: Suppose that the function h is defined, for all real numbers, as follows. h(x) = - 1 -5 if x = -2 h…

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Q: Use the unit citcle to find the inverse function value in degrees.  cos^-1 (√2/2) 30 135 225 45…

A: Use the unit citcle to find the inverse function value in degrees.  cos^-1 (√2/2)

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Q: 5. Apply the Euler-Cauchy method with step length h to the problem y'=-y, y(0)=1 h = 0.1

A: y' = -y , y(0)=1 and h=0.1 f(x,y) = y' = -y  x0 = 0   and  y0 = 1

Q: ba 5. Determine whether or not matrix. A shown below is orthogonal and justify your answer. 10 0, 1.…

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Q: Consider the R-vector space V=R². Which of the following subsets of V is a subspace? The line 2x+y=1…

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Q: 6.1 -5 ● 0 in y = f(x) range = cr domain= ? 2

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Q: Determine whether x is an eigenvector of A. -1 -12 12 0-2 A = -2 (a) (b) (c) (d) 3 -3 1 x = (6, -2,…

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Q: To find the possible roots of the polynomial 4x3 + x4 - 7x² - 8x - 8

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Q: What is the equation of the axis of symmetry for the parabola shown at the right? 바

A: NOTE: Refresh your page if you can't see any equations. .

Q: When solving the equation 2x2 - 20x = 14 by completing the square, which of the following represents…

A: Given, 2x²-20x=14 Simplifying the above expression we have, x²-10x=14

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Q: need asap please

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Q: Let log 3 = J and log 7=Z. Write the expression in terms of J and/or Z. log 59 log +9=

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Q: Cost = $90; Selling price = $234. a. Find the markup. b. Find the rate of markup based on cost.

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Q: Use substitution to solve the system. y = 2x+7 5x+3y = -12 X = || I Continue 7 - 2 y = -4 - 5 8 X

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Q: Find the distance between the points a 1 - 2 (−1) and b Distance = -4 -4 3

A: This question can be solved using the concept of distance formula.

Q: Explain why the set of vectors V vector subspace of R2 = {[+] -1} ist :x>0, y> -1 is NOT a

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A: Please see the below picture for detailed solution.

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Q: 12. (5³)⁰

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