An 8- meter ladder is leaning against a vertical wall. If a the ladder away from the person pulls the base or wall at the rate 0.7m/s, what is the rate from distance between the top of the ladder and the ground de creasing when the buse of the ladder is the A. 2 meters from the wall?

Q: Find the standard deviation, s, of sample data summarized in the frequency distribution table below…

A:

Q: (4x?+q]!O "Cx)=

A:

Q: 3.) If fcx)= (2*+D?; find f'cx) f'(x) = Find f'(3) f'(3)=

A: Given function fx=2x+7-2 This can be written as fx=12x+72 The derivative is  f'x=-22x+7-2-1·2…

Q: Figure QB3 shows a sketch of the curve with the equation y =5* +1. The curve intersects the y-axis…

A: The given curve has the equation y=5x+1. we will find the y-coordinate , the integral approximation…

Q: The accompanying data set lists the numbers of children of world leaders. Use the data to construct…

A: Solution

Q: 2.) Evalvate the Integral ودل أاد-ل (x² _33² dx, .3 2 by making w - x²-3 NOTE: Answer should be in…

A:

Q: 9) Wayne wants to use a few pie the rest is 66% silver. Wayne nee Round final answers to the near

A: Given information: Some of the jewellery is 80%  silver and the rest is 66%.  Calculation: Let x=…

Q: Find the function of xyy' = 1+ y? (when x =2, y=3) a. 4(1 + y?) = 10x? c. 4(1 + y?) = 5x? e. none of…

A:

Q: Draw a graph that models the connecting relationships in the floorplan below. The vertices represent…

A:

Q: Are America's top chief executive officers (CEOS) really worth all that money? One way to answer…

A: Denote μ1, μ2 as the true average percentage increase for company and CEO, respectively. The null…

Q: 3.8 Implicit Differentiation .) Use Implicit differentiation to determine dy 3 4 given the equation…

A: Given: x5+y3=5Differentiation formula:ddxxn=n.xn-1ddxc=0

Q: Question attached to image

A:

Q: Use mathematical induction to prove that 12 + 32 + 52 + .…+ (2n + 1)² = (n+1)(2n+1)(2n+3) where is a…

A: We need to prove the given result by mathematical induction. The solution is as follows.

Q: 8.10. If X is a Poisson random variable with mean 1, show that for i < 2, e-(ea)' P{X < i} <

A:

Q: Suppose P is a linear differential operator that factors but has variable coefficients. Do the…

A: If P is linear  differential operator that factors but has variable coefficients ,

Q: Find the D.E. of the family of parabolas with axis parallel to the y – axis and with the distance…

A: Given, The family of parabolas with axis parallel to the y-axis and with the distance from focus to…

Q: 5. Evaluate the Integral ?(x²-2)"dx

A:

Q: Find the general solution of x*y' + x°y – 4x²y= 1 given 2, that y1 associated homogeneous equation.…

A:

Q: Jse the data set listed and technology to create frequency histograms with 5, 10, and 20 classes. 4…

A: From the given information we find the histogram.

Q: Find the values of k for consistency: 1 k 2 1 - 세 -3 4 11 = 0 - 8

A: To find the values of k for consistency, we need to determine the values of k that make the…

Q: Use the frequency distribution shown below to construct an expanded frequency distribution. High…

A:

Q: Express 273 = 3 in logarithmic form. log27 3 = 3 O log, 27 = 3 O log: 3 = 27 O log3 3 = 27

A: In this question we have to find the logarithmic form of the equation given by using the logarithmic…

Q: Find the averuge valuc of the function fcx)-4x4 on the interval [2,6],

A: Given : fx = 4x4

Q: 10:13 AM Fri Oct 30 L 37% T 4) Let slt) = - 36+ 66+ 3, t z0, give the position of an obyect moving…

A:

Q: = k} is nonincreasing in k = 1,2, ..., prove that E[X] P{X = k} 0

A: *Answer:

Q: Substitution 2.) Evaluate the Integral 22 by making the substitution u = x² 3 NOTE: Your ans wer…

A:

Q: d?x 4. Solve the IVP: dx 4. dt + 4x = t³e2t,x(0) = 0 ,x'(0) = 0 by any method - dt2

A:

Q: Question attached to image

A: