Compute the inverse matrix, if it exists, using elementary row operations (as shown in Example 3). (If an answer does not exist, enter DNE.)

Q: The function P(x) = -3.25x² + 1825x sold. Find a) the profit when 60 units are sold 91800 ✓ OF 6000…

A: NOTE: Refresh your page if you can't see any equations. . substitute x=60

Q: QUESTION 9 Find f (0,1,2,3) for the function f (x,y,z,w) = 42- zw 2 ZW - y +x³yw. - y 3

A: Given, f(x,y,z,w)=42zw2y+x3yw-z3y3

Q: Solve the system by back substitution. 4x+8y + 2z +6w= -4 -3y-18z-6w= -24 3z + 3w= 4w = 6 12 The…

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Q: -5 -4 -3 -2 5+ + 3 2 1 -1 -2 -3 -4 -5+ 1 2 10 In the above graph of y = f( x ), find the slope of…

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Q: Find all values of t at which the parametric curve has (a) horizontal tangent line and (b) a…

A: The given data is: x=2sinty=4cost0≤t≤2π

Q: A. Find the slope of the tangent line to the parametric curve x=t/2, y = t2 + 1 at t = -1 and at t =…

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Q: 33/3/2 y = (x ² ta ²) (2x-³) ³ • W =

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Q: For the demand function q = D(x) = 400 X a) Find the equation for elasticity. E(X)= find the…

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

Q: Logarithmic differentiation

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Q: y= (x+1)(√2x^2-1) •s= (t^2 - 4t +4)/(t^2-5t+6) 3:54 PM

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Q: Let f(x) = 10x +3 - 3e². Then the equation of the tangent line to the graph of f(x) at the point (0,…

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Q: 3. A 13 ft ladder is sliding down a wall as depicted below. Use the Pythagorean Theorem x² + y² =…

A: we need to find out the rate at which the ladder is sliding down the wall.

Q: For the function f (x, y) = (3x - 5y2) 5 +exy, find f (x,y) XX 180 (3x - 5y2) 3+ y²exy 15 (3x - 5y2)…

A: Given f(x,y)=(3x-5y2)5+exy  We need to find fxx(x,y)

Q: Determine whether the following series converge: a. Σ∞k=1 (1/√k3)

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Q: Let D be the region located to the left of y = x and below the x-axis, bounded by y = -√√14 – x².…

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Q: h 14. Consider the region bounded by the graphs of y = y = x², and x = 2. a. Sketch the region…

A: (14).The given functions are:y=1x,    y=x2   and   x=2

Q: What

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Q: Use spherical coordinates to find the volume of the region outside the cone q = π/4 and inside the…

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Q: Test the series below for convergence using the Root Test. n=1 f(n) 5n 9n + 3 The limit of the root…

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Q: Find the volume of the solid formed by revolving the region bounded by the graphs of f(x)=√16 - x²…

A: Given Curves:- fx=1216-x2    and  gx=12x

Q: Suppose that a price p and demand are related through the price-demand equation 40p + x = 5,000.…

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Q: 13. A car manufacturer decides to change the price of its new luxury sedan (LS) model to increase…

A: A car manufacturer decides to change the price of its new luxary sedan IS model to increase sales.…

Q: Let D be the region bounded by the y-axis and x = √1-y². Express D in polar coordinates. Provide…

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Q: 2. Graph examples of functions y = f(x) (separate functions for each part) such that: (a) f(x) is…

A: (d) The tangent line to y = f(x) at the point (1,2) intersect the graph of f(x) at exactly three…

Q: Find a possible formula for the trigonometric function whose values are in the following table. y =…

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Q: Evaluate the limit using the appropriate Limit Law(s). (If an answer does not exist, enter DNE.) lim…

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Q: Determine whether the series are convergent or divergent. Show your work.

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

Q: Let f(x) = 5x². a) Find the linearization L(x) of f at a = 2. b) Use the linearization to…

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Q: 2π 3π Set up but do not evaluate the integral ff f(r, 0) dA over the region R = 25 ≤ 0 ≤ 37 } ₁ (r,…

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Q: Each function below describes how something changes. Use the description to determine which…

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Q: 6. Find the centroid of the region enclosed by y = -√√9-1² and the z-axis.

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Q: For the demand function q = D(p) = 425-p, find the following. a) The elasticity b) The elasticity at…

A: The given demand function is: q=Dp=425-p (a) To find the elasticity.

Q: Question A company produces refrigerators. The total monthly cost of producing a refrigerators is…

A: Given query is to find marginal cost at production level of 300.

Q: Evaluate 1 (w - 3)4 √₁₂ dw.

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Q: Use the Chain Rule to find az/as and az/at. z = ex + 4y x = s/t, y = t/s I əz əs əz at = =

A: Chain rule

Q: Find the equation for the plane through the point Po= (6,3,4) and normal to the vector n = 9i + 3j +…

A: We have to find the equation of plane.

Q: Find dy: 5x³ =-3xy + 2 dx ****

A: To find the derivative

Q: 24 2 Example 4: Evaluate lim x 2 x

A: As per our guidelines we can answer only 1 question so kindly repost the remaining questions…

Q: For the points P₁ (8,7,8) and P₂ (9,8,7), find the direction of P₁ P₂ and the midpoint of line…

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Q: nd the gradient vector of the function f(x, y): = x² at the point (1,1).

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Q: Find the point, P, at which the line intersects the plane. x = -2 -2t, y = −4 − 7t, z = − 7 – 10t;…

A: First satisfied parametric points on equation and find value of t then put value in x,y, and z that…

Q: Find the volume over the cone z = x² + y² and under the sphere x² + y² + z² = 1

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Q: 7. Given f(x)=√x+3 and g(x)=√√x-6, find (f g)(x) and state its domain.

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Q: 2 (0, 0) -2 -4 f (x) = 2 sin (2x) 4 (n/2, 0) 2 3 4 x

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Q: Determine the infinite limit. X + 9 lim x+6+x-6 co 0 -00

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Q: Find the two x-intercepts of the function f and show that f '(x) = 0 at some point between the two…

A: The function is given by fx = x2-2x-8 To evaluate: the x-intercepts of the function fx and the value…

Q: Write the expression 27-2 in the form 3k for a suitable constant k. Determine k. Give your answer as…

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Q: Graph the following functions by the method outlined below: i) plot all x-intercepts and all…

A: As per bartleby guidelines we only give first question answer. Please repost for other parts.

Q: 29. Use parts to derive the formula - In │x + √√x² − 1| + C sec-¹x dx = x sec-¹x - In

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

Q: Given the function f(x) = 72² - 8x + 7. Calculate the following values: f(-2) = f(-1) = f(0) = f(1)…

A: To find the value of the function at given points.