Solve for y from the given equations using determinants. 1. 4x - y + z = -5 2. 2x + 2y + 3z = 10 3. 5x - 2y + 6z = 1 1 4 3 2.

Q: (a) 36 +9-2 (b) 7+3(2)®-6 (c) 14(-7)| – |- 30|

A: Topic = Algebra

Q: A patient is required to take 120 mg daily how many grams of this drug will the patient take in five...

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Q: 1 1 a d Find the value of x if 0 1 is the inverse of the matrix 1 2 e 1 1 -2 cf. A. x = 1 B. x = 0 1...

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Q: Please do using Crammer's rule 3x 3 Linear system 2z +y-2z -1 3z- 3y-z 5 z- 2y +3z 6 5.

A: We will use Cramer's rule to solve the system as shown below

Q: Simone and Nang read a total of 23 books over the summer. Simone read 5 more books than Nang. Enter ...

A: simone and Nang read total 23 books  

Q: An open rectangular box with square base is to be made from 48 ft.2 of material. What dimensions wil...

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Q: Find the adjoint of the matrix A. Then use the adjoint to find the inverse of A (if possible). (If n...

A: The solution is given in the next steps.

Q: 8. The perimeter of a triangle is 55 centimeters. The longest side is 6 centimeters less than twice ...

A: The perimeter of a triangle is 55 centimeters. The longest side is 6 centimeters less than twice the...

Q: A certain travel agency offered a tour that will cost each person P1500 if not more than 150 persons...

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Q: proportional

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Q: The Bluestripe Snapper is an invasive species in the Hawaiian Islands. Their population grows expone...

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Q: HGFHMGHJCGDR

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Q: Decide whether the matrix -7 1 4 A = -12 1 8 -10 1 7, is diagonalizable over R. If it is, diagonaliz...

A: -714-1218-1017

Q: Write down an expression for a unit vector parallel to the resultant of two vectors u and v (in symb...

A: To solve this question we will use the concept of resultant of vectors and unit vector parallel to a...

Q: Solve each equation for 0 s 0 < 2n. 1) 2v2 = -4sin 0 %3D 5π7π A) 4 4 B) 4 3π 5π C) 4 5T D) 4 हर ै 4-

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Q: Find the value of "w" in the following equations: Зх - 2у + w%3D 11 X + 5y - 2w = -9 2x + y - 3w = -...

A: Use substitution and find w.

Q: ....... .. .. ..... . . .. .. *.... . Evaluate the determinant, in which the entries are functions. ...

A: topic - determinant

Q: If (x + yiX3 - 2i)= 16 - 2i, find the value of y

A: To find the value of y we compare both side  imaginary parts 

Q: (xs a 5. Jenel bought 10 apples and 12 pears for not more than P500.00, and 15 apples and 4. Suppose...

A: Let us consider  inequalities, x≤a and x≥a, a is any real number. Then solution of these inequalitie...

Q: Find the star ard deviation for the following group of data items. 21, 24, 24, 30 The standard devia...

A: We can calculate the standard deviation as below.

Q: A set of data items is normally distributed with a mean of 50 and a standard deviation of 8. Convert...

A: Given,           A set of data items is normally distributed with a mean of 50 and a           stand...

Q: The data sets give the number of platinum albums for the five male artists and the five female artis...

A: Mean = x1+x2+.....+xnnMean is affected by data values as well asthe total number of samples.But when...

Q: A pool can be filled by one pipe in 16 hours and by a second pipe in 48 hours. How long will it take...

A: topic- algebraic equations

Q: Find the determinant of the triangular matrix. 5 6 -3 0 0 0 0 0 0 0 7 7 5 0 -1

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Q: a. Determine the correlation coefficient between the percentage of teenagers who have used Drug 1 an...

A: Please find the solution   Given data:   x 23 18 39 4 36 19 23 7 8 54 34 y 5 4 21 0 17 8 15 2 2...

Q: Ladders used by fruit pickers are typically tapered with a wide bottom for stability and a narrow to...

A: topic- arithmetic progression

Q: Given the following functions: f(x) = x² -3 and g(x) x-3, ind S

A: Follow the procedure given below.

Q: The function f(x) = -X-3)2 - 4, will have a shift of 4 units to the left. O True O False

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Q: During the exponential growth phase of Salmonella Enerica bacteria in a certain environment, the pop...

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Q: In certain soil conditions, the number of surviving larvae in the hatch of an insect called a "clove...

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Q: Find the general solution of the following differential equation. dx 2- di – 6x = ? - 4t dt The solu...

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Q: 2x+3 (1) Find the domain of the function_H(x)= 4r x -

A: Since you have asked multiple question, we will solve the first question for you as per our guide li...

Q: 2x+3y=6 2x+y=-2

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Q: Using the polar formula prove that?

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Q: 28 Samantha gathered the following information on a given day at the dog park. • There are 32 dogs p...

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Q: 10) Which expression is equivalent to -글 (6x-5)?

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Q: 5.) 3x° + 4x - 2 + 4x – 2 - 2x – x + 6

A: Topic = Algebra

Q: Find the determinant of the matrix. 2 3 4 1

A: We have give 2×2 matrix and we have to find its determinant.

Q: Find |A|, [B], A + B, and JA + BỊ. Then verify that |A| + |B| = |A + BỊ. 1 7 A = 1 -1 0 0 1 -1 B = 7...

A: We can solve this as follows:

Q: The Sugar Sweet Company will choose from two companies to transport its sugar to market. The first c...

A: topic - basic math

Q: 20. It takes Terry 2 hours longer to do a certain job than it takes Tom. They worked together for 3 ...

A: Let t time required for tom to complete it. Follow step 2nd . 

Q: Suppose that A is a fixed 2x2 matrix. Let U = {X ∈ M22 | AX = XA} Question: Prove that U is a subsp...

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Q: Ss he folle fadial fradion

A: Given: - The partial fraction is, 1x4(x+1) To express: - The solution of the given partial fraction.

Q: 26. 2x? – 3x – 15 = 4

A: 26. The equation is given by 2x2-3x-15 = 4 Formula Used: The formula to evaluate the roots of the qu...

Q: Solve the matrix equation for X: 1 1 1 4 X 1 1 3 1 1 i i i

A: A-1A =I =AA-1 , where , A is an square matrix. A-1 = 1A adjA

Q: Use expansion by cofactors to find the determinant of the matrix. y 18 -15 30 21 -18 10 -32 24 -35 4...

A: Here we have to find the determinant of the given matrix.

Q: 25=2x-3

A: solving for x 25=2x-3

Q: Find the product of 34 and 27 using the following methods. Illustrate/write your complete solution 1...

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Q: For each table, determine whether it shows a direct variation. If it does, write its direct variatio...

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Q: Expand and simplify this factorial polynomial: (x-10)^(4)

A: