04/01/21

rectangle qustion
A rectangle is inscribed with its base on the x-axis and its upper corners on the parabola y=6-x^2 . What are the dimensions of such a rectangle with the greatest possible area? Find the width and... more
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04/01/21

Find the Reduis, height, and the minamum cost.
A microwaveable cup-of-soup package needs to be constructed in the shape of cylinder to hold 200 cubic centimeters of soup. The sides and bottom of the container will be made of styrofoam costing... more
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04/01/21

Find an equation of the tangent line to the graph of y = e−x^2 at the point ( 4, 1/e^16)

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04/01/21

Given:isosceles trapezoid MNPQ with QP = 18 and m∠M = 120° the bisectors of ∠s MQP and NPQ meet at point T on MN. Find:the perimeter of MNPQ
Consider the following figure.18 Given:isosceles trapezoid MNPQ with QP = 18 and m∠M = 120° the bisectors of ∠s MQP and NPQ meet at point T on MN Find:the perimeter of MNPQ
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04/01/21

Calculus Derivative Question
Let f(x) = x^4 − 4x(a) Find the x values of all local maxima and minima using the second derivative test.(b) Find the x values of the inflection points. Remember to use a number line to checkfor... more
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04/01/21

Please help, Thank you in advance
Below is the graph of f ′(x), the derivative of f(x), and has x-intercepts at x = –3, x = 1 and x = 2. There are horizontal tangents at x = –1.5 and x = 1.5. Which of the following statements is... more
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03/23/21

A rectangular field measures 10m by 18m. The city is building a stone walkway of uniform width around the field. the area of the walkway is one third of the area of the field. How wide is the walkway?
ConfusedIdk if its 60=(x-18)(x-10)?
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03/23/21

If log2 x= 5.2, what is the approximate value of x? Round your answer to the nearest hundredth.
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03/22/21

With x people on board, a South African airline makes a profit of (984−3x) rands per person for a specific flight.
A. How many people would the airline prefer to have on board? Answer: x=B. What is the maximum number of passengers that can board such that the airline still profits? Answer: x=
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03/22/21

Let P be the region bounded by the graphs of f(x)=  √x and g(x)= x^2 - 4x as shown in the figure at the left.
Let P be the region bounded by the graphs of f(x)=  √x and g(x)= x2 - 4x as shown in the figure at the left.(a) Find the area of P.(b) Region P is the base of a solid. For this solid, each... more
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03/22/21

Rewrite 3 = log28 as an exponential equation
Rewrite 3 = log28 as an exponential equation
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03/22/21

Geometry of Solids Riddle
There are two cubes, each with integer-length sides with this relationship: their combined volumes has the same numerical value as their combined lengths. Find the length of the sides of each cube. more
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03/22/21

what is the value of cos(a-b)
if cos A= 60/61 and tan B= 12/35. What is the value of cos(a-b)?
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03/22/21

which statements in the comments are true
1 if the graph of a function is always concave up, then the left-hand Reiman sums with the same subdivisions over the same interval are always less then the right-hand sums.2 if the function f is... more
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03/22/21

if ∫f(x)(cos x) dx = f(x) (sin x) - ∫6x (sin x) dx, then f(x) could be?
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03/22/21

a function f is continuous on the closed interval [0,9] and has values given in the comments. as well as the rest of the question
the trapezoidal approximation for 0 to 9 f(t) dt found with 3 subintervals, indicated by the data in the table is 57. what is k?table:x 0 4 7 9f(x) 3 k... more
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03/22/21

Help me asap!!!
Given: ∠A≅∠C and AE≅CF.Prove: AD≅CD all given used in step 1. F AF and EC are segments D is the intersection... more
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10/28/20

Given sin θ =3/5 and 0 < θ < π/ 2, find the exact value of the function sin θ/2.
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10/28/20

the sum of the interior angles of a polygon is 3960 how many sides does the polygon have
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10/28/20

Analyze the polynomial... f(x)=5(x^2+4)(x-3)^3
F(x)=5(x^2+4)(x-3)^3A) the maximum number of turning points on the graph is?B) what is the power function that the graph of f resembles for large values of |x|
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10/27/20

Determine if the line (𝑙) and the plane (𝛼)are parallel or perpendicular. (𝛼):2𝑥+𝑦−2𝑧=3 (𝑙): x=2t+1, y=-2t-2, z=t+1
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10/27/20

An aluminum can is to be constructed to contain 1200 𝑐𝑚3 of liquid. Let 𝑟 and ℎ be the radius of the base and the height of the can respectively.
 An aluminum can is to be constructed to contain 1200  of liquid. Let  and  be the radius of the base and the height of the can respectively.a) Express h in terms of r. (If needed you can enter  as... more
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10/09/20

values of x if - 4| 2x + 3 | - 1 = - 13
What is the value of x if - 4| 2x + 3 | - 1 = - 13
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10/09/20

Solve the absolute value of the inequality and then write the solution in interval notation
2|3x + 2| − 12 < 0
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10/09/20

How do you maximize the area, without the use of derivatives, if the length is greater than the one given.

After having a pool built in their backyard, the Harrisons have contracted to have a fence installed around the pool, as required by city ordinance. They want to use 300 feet of fencing and they... more
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