2 a) Let ƒ(x) = ²x³ − x² – 24x – 4. Find the intervals at which f is increasing wwwww or decreasing. b) Let f(x) = 2e-*². Find the intervals at which the function f is concave up or and find the points of inflection if any.

Q: The ladder Carrie places a 10-foot ladder against a wall. If the ladder makes an angle of 65° with…

A: Given

Q: 7. Circle P has radius 8. Points Q and R lie on circle P, and the length of QR is 4x. What is MZQPR…

A: Given ,  Circle P has radius 8 . Points Q and R lie on circle P and the length of QR is 4π . We have…

Q: Suppose that the first two columns of an orthogonal 3 x 3 matrix (i.e. its columns form an…

A:

Q: Consider the following. X lim X-0 Create a table of values for the function. (Round your answers to…

A: Consider limx→∞sin2xxTo estimate the limit and complete the given table.

Q: curves about the specified axis. y = 6x − x^2, y = 8; about x = 2

A: Definition used -             Volume by rotating the region bounded by the given curves about x = a…

Q: The function D(x) = 2375x² + 5134x + 5020 models the total number of AIDS deaths x years after 1984.…

A: Given  D(x) = 2375x2+5134x+5020 For D(x) = 50000, x=? 50000 = 2375x2+5134x+5020 2375x2+5134x-44980 =…

Q: 3. Consider the function f(x, y) = −4+ 6x² + 3y² and point P(-1,-2). On the grid, label P and graph…

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Q: 2y + 6x = 3 y+3x = 2 How many solutions (x, y) are there to the system of equations above?

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Q: For each graph below show how you calculated the points you used. 18) Graph f(x) = 4x2 + 8x - 1…

A: Topic = Quadratic equations

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A: given AB=x cost of laying cable under dry ground =$ 100 per meter cost of laying cable under river…

Q: dy as a function of x. Write the function in the form y = f(u) and u= g(x). Then find y = (- 2x +8)…

A: We know that ,  if y = f ( u ) and u = g ( x )  Then  dy / dx = f ' ( u ) • g ' ( x )

Q: On a particular road map, , inch represents 18 miles. About how many miles apart are 2 towns that…

A: Given: 0.5  inch→18  miles2.5  inches→?

Q: Which is the length of MPNV expressed in terms of ? M. 5 44 A O A. 257 B. 316 C. 79 O D. 79 45

A: In the given circle  Small angle MAN = 44° Radius = 5 units

Q: Find the arc length (portion of the circumference) of the

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Q: Plot 5x² +20x-1 showing all the transformations. Check out the vertex with the graph.

A: The given function .The aim is to sketch the graph of the function using the transformation.

Q: What do you notice? What do you wonder? Form f(x) = (x + 5)(x + 1)(x – 3) YA g(x) = (x + 5Yx + 1)(x…

A: We can explain the graphs as below.

Q: 3). A slingshot is used to propel a stone upward to that its height h in feet after t seconds is…

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Q: (1 point) Book Problem 49 13 Use property 8 to estimate the value of the integral / - dr. 13 dæ < VI

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Q: Consider the following linear programming model: maximize z = 2x1 + x2 + 3x3 +7 subject to -2x12x2 -…

A: (a) The given model can be expressed in canonical form as follows:   maximize z = 2x_{1} + x_{2} +…

Q: Which expression is equivalent to 2(d + 4)? 8d 8d + 2 2d + 8 6d Submit

A: Given expression  is 2(d+4) To get equivalent expression multiply 2 with (d+4)

Q: Solve this

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Q: Which of the following base-2 numbers represents the difference between the base-2 numbers 1010100…

A: We have to find  difference between 1010100 and 1000101

Q: Fraction of sky covered 1.0 20.9 20.8 20.7 206 Time of day Midn 3AM 6AM 9AM Noon 3PM 6PM 9PM 0.45…

A: Cloud Cover The table shows frequency of cloud cover in Minneapolis We have to find what percentage…