Assume E(X) =μ and V(X)= ². Write a general rule for E(X- c) where c is a constant. Ơ E(X- c) = What happens when c= μ, the expected value of X? E(X-µ) =

Q: 8. Solve these questions below. The perimeter of a regular octagon is 128 inches. Find the length…

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Q: Draw the graphs of the two lines with the given properties on the same rectangular coordinate…

A: Let the two lines be A and B. Here, slope of A =12, Line A passes through (-1,-4). Slope of line B…

Q: Find the domain and range of the relation Provide your answer below: domain: range: (7) {(-8,-5),…

A: Solution: { (-8 , -5) , (-15 , -12),(7,2),(3,-6),(-10,7) }

Q: Express as a sum of terms of the form ax r, where r is a rational number.   (x2 + 4)2 x5

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Q: A contractor charges a flat fee of $599 plus $135 for each hour of labor to do concrete work. A…

A: The problem is of the form of linear equation type.

Q: Which expression is the same 20% of a billion? There may be more than one correct answer. 10 ÷ 5…

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Q: Draw a graph of the line that contains the given point and has the given slope.   (1,4)​; m=23…

A: Given: points = (1,4) Slope, m= 23

Q: Let f(x)=x2+2f(x)=x2+2 and g(x)=2x+3g(x)=2x+3 . Evaluate the following: f(g(0))=f(g(0))=…

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Q: 3) Solve the homogeneous linear system corresponding to the given coefficient matrix. 1 -1 0 0 001 0

A:

Q: Which equation represents this graph? O f (x) = √x + 2 - 2 = f (x) = −Vx−2-2 =- ° f (x) = √x – 2 – 2…

A: See the graph of this equation in below.

Q: a).  If A is invertible, is A + AT always invertible? b).  If A is invertible, is A + A always…

A: (a) We have to show  If A is invertible  We have to check  A + AT always invertible

Q: Chocolate chip cookies. Servings: 70 cookies Ingredients:  0.25kg butter 0.38kg sugar 2 eggs 1…

A: see below the answer and explanation

Q: Give the vector equation of the line passing through P and Q. P= (0, 1, 1), Q = (-2, 1, 4) X = 0 + t

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Q: Write the equation of the line passing through P with direction vector d in vector form and…

A:

Q: Sally buys 2 1/2 pounds of bananas for $1.50. How much is she paying for one pound of bananas?

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Q: Use point-by-point plotting to sketch the graph of the equation. y=3x³

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Q: Write MS if the given is a mathematical sentence and ME if the given is a plain mathematical…

A: We know that a mathematical sentence consists of two mathematical expressions and contains symbols…

Q: Give the vector equation of the plane passing through P, Q, and R. P = (8, 8, 8), Q = (4, 0, 2), R =…

A: The answer is given below:

Q: Solve y -x + 2y z = ++ W W 2z+ -Z + W 3z + 5w W 1242 2 4 = 2

A: To solve the equation.

Q: Write the equation of the plane passing through P with normal vector n in normal form and general…

A:

Q: I) K ÞEØ Φ&Ο deB True False True True False False H) D) L) BEA ~#B {d}EB True True True False False…

A: We have to solve G,H, and I for their truth value.

Q: Perform the indicated operations. -(4-7)² ÷ (-3)∙4= C

A:

Q: ← Let f={(-7,7).(7,8), (8,8)}. Find (a) f(7) and (b) f(8). (a) f(7) =

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Q: Find a basis of the subspace of Rª defined by the equation 621-32 +423 + 3z₁ = 0. Answer: -{8.0} To…

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Q: Solve using any method. -x-2y = -13 4x+ 2y = 2 이끙. 0 (a, 26-2a). 5 where a is any real number O…

A:

Q: let f(x)=x^2+4and g(x)=6x+3 Evaluate the following: f(g(x))=f(g(x))=    g(f(x))=g(f(x))=…

A:

Q: Consider the graph of f(x). -4 15 ថា 10 5 (-1,0) -3 -2 -1 0. -5 -10 -15 -20 -25 (2.5,0) 3 4 1 -6.3)…

A: Solution

Q: ANSWER IT & BE QUICK ! 10-4x0+3+3= ?

A: Using BODMAS rule

Q: Use the Sales information above to answer this question. Select the words or phrases that give a…

A: Here x denotes the number of widgets in thousands and p is the price of a single widget in thousands…

Q: Which of the following are polynomials Choose all answers that apply: x² + y² + 20 2010 20 ©a¹b²+c

A: Find which equation is polynomial

Q: Solve the systems of equation “manually” using Jacobi Method with 4 terations (10%

A: We have to use the Jacobi Iteration Method

Q: Solve the system of linear equations. x+y+z+w = 4 19 -4x + 3z-5w = -27 x +y = 2z-w = -3 -2x - 5y +…

A: We have to find value of x,y,z and w from the use of matrix.

Q: when i triple my number and add fiv i get twenty six what is my number

A: Let, Number =x Tripling of  Number +5=26 3x+5=26 3x=26-5 3x=21 x=213 x=7

Q: Bert has two sons, one is 4 years younger than the other. Six years ago, his age was 6 times the…

A: To find out the age of Bert.

Q: Determine the value(s) of h such that the matrix is the augmented matrix of a consistent linear…

A:

Q: Angela has 3p pineapples to take to the market.Susan has 4 fewer than Angela.Altogether they have 14…

A: Given- Angela has 3p pineapples to take to the market. Susan has 4 fewer than Angela. Altogether…

Q: x (Millions) 1 4 8 12 16 20 R(x) (Millions $) 72

A: Solution :px=75-3x1≤x≤20Rx=px×xRx=75-3xxNow,R1=75-3=72R4=75-3×44=252R8=75-3×88=408R12=75-3×1212=468

Q: A sign by the pears reads, "Buy 1/4 pounds for only 1/2 dollar!" Ms. Morales thought that the pears…

A:

Q: Can You Solve This? 6 ÷ 2(1+2) =

A: Using BODMAS rule

Q: Find the equation of the line using the given information. The slope is undefined and it passes…

A: If the slope of a line is undefined then the line is vertical line. Here they vertical line passes…

Q: Compute the following matrix. 2 3 3]0 3 -2 -2 ²] +₁ [ 32 2 34 6

A:

Q: b) 1) Solve each system of linear equations using a matrix. x + 2y + 6z = 1 a) 2x + 5y + 15z = 4 3x…

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Q: Solve the formula for the indicated variable. 4 gx C-9x CE for S, C#0, S#0 S

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Q: Solve each inequality and graph it's solution.  20-2p>-2(p+2) +4p X + 1 + 1 +6x > 3(x-4) -(x-4)…

A: We have to solve the inequality and graph it's solution

Q: SOLVE THE FOLLOWING IN A 1 WHOLE SHEET OF PAPER. 4. (a + x) ¹0 5. (x+y)8

A: 4. (a+x)10 5. (x+y)8.

Q: Let A = (-2, 9), B = (1, 0), and C = (7, 2). Prove that AABC is a right-angled triangle. Let u = AB,…

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Q: What is the compound amount? $ (Round to the nearest cent.) What is the interest earned? (Round to…

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Q: Betsy, a recent​ retiree, requires ​$6,000

A:

Q: FINANCE Harper opened a savings account with $525. Each month, she deposits an additional $40 into…

A: initial opening amount = $525 after every month she deposit $40   a)  write in sequence total amount…

Q: Express the following as cosines: 14. 3jejét - 3je-jét

A: To express the following as cosines.3jej6t-3je-j6t