Find the value of y using Cramer's rule for the following system below: x + 2y + z = 4 −x + 3y − 2z = 8 4x + y − z = 12

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Q: Proposition or not a proposition? Math is easy. If a = 2, then a + 4 > 5. %3D

A: 1)Math is easy  

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A: Solved below

Q: Find the non-zero solution to the equation 3x* – 30x³ = | O five O three O fifteen O ten

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Q: monthly

A: Please refer to the image below 

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Q: 1. Show that the line of fit to the following data is given by y-0.7x + 11.28. X05 10 15 20 25 12 15...

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Q: MULTIPLE CHOICE Question 12 What is the factored form for f(r)-r-3r+r-37 A f)-(x-1Xx+3)(x+x+1) f)=(x...

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Q: Suppose that thế fühctlons are defined for all real numbers x as follows. r(x)=3x s (x) = 2x² Write ...

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Q: What are the zeros of the following graph 15) y= x - 11x² + 28x

A: We have to find the zeros

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Q: answer questions 1 – 4. After a company celebrated its ten year anniversary, the president of the co...

A: topic - median of data

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A: Draw a graph of f(x) = (2x+1)/(x+1) by first placing the horizontal and vertical asymptote,then plot...

Q: 3. Let -3 -5 A = 2 -9 and B = 5 3 -4 Solve for Matrix M such that 2M + 5A = B

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Q: c4 = O True False

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Q: Please answer quickly thank you Determine the Laplace transform of y(t) = e^(- 2t) * cos(3t) + 5e^(-...

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Q: Identify the figure as a line, half line, ray, line segment, open line segment, or half open line se...

A: ⊙Here, The line is starting from point B but it has no ending point, so it is a ray.    So, all the ...

Q: MULTIPLE CHOICE Question 7 Which polynomial function has a root of multiplicity 1 at x= 0, and roots...

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Q: How long does it take for a deposit of $800 to double at 9% compounded continuously? How many years ...

A: I am attaching image so that you understand each and every step.

Q: Find an equation for the line with the given properties. Express your answer using either the genera...

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Q: Graph a right triangle with the two points forming the hypotenuse. Using the sides, find the distanc...

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Q: 1. Equation: x + 5 = 30 Put a T for true or an F for false to tell which of the four statements are ...

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Q: Solve. Round each calculation to the nearest hundredth. You will need a scientific or graphing calcu...

A: topic- exponential function

Q: 2/3 x 5/3

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Q: The amount of money in an investment is modeled by the function A(t) = 500(1.0818)“. The variable A ...

A: We need to find rate and amount.

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Q: Solve the following equations in Z with x expressed in both standard and non-standard names: (i) xx ...

A: (i) x•[5] = [2]  So, x = [2]•[5]-1  We need to find the inverse of [5] in Z6  In Z6 we have, [5]•[5]...

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Q: Three-fifths of the Grade 8 class are in the band. On Tuesday, only ⅓ of these students went to band...

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Q: Please answer the following question (b)  x2 −8x – 9 ≤ 0

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Q: Which statement correctly represents the distance between points H and K?

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Q: whole

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Q: Find the slope of the line graphed below. 5.

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Q: Find parametric equation of a helix radius 5 from a point (5, 0 ,0) to a point (0, 5, 1)

A: Given that the radius of the helix is R=5. We know that the parametric equation of helix is given by...

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A: In order to find B that is the coefficients in the 123 coordinate system,  tensor product of u and v...

Q: x4 – 7x2 – 18 = 0

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Q: Old McDonald has a farm with 30 chickens. The chickens comprise 60% of his farm, and the rest of his...

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Q: (z – 5)(2 – 3) Using the inequality y > answer the following questions: x -5 Will the border line be...

A: Given- y≥x-5x-3x-5 To find:- Will the border line be a solid or dotted line? Will the point (0, 0) ...

Q: Which expression is equivalent to (10+7r−r2) + (−6r2−18+5r) ?(10+7r−r2) + (−6r2−18+5r) ? Choose all...

A: Topic:-  algebra

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Q: Evaluate: ( 6!) / (3!) Your answer

A: Given query is to eveluate the expression.

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Q: Prove the following identities: tan(v) + cot(v) (a) sec(v) csc(v) 1- sin(0) (b) cos(0) 1 SE cos(8) 1...

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Q: Use the given polynomial function to identify the zeros of the function and the multiplicity of each...

A: The given function,   g(x)=-2x2x-62x-1x-22