06/20/22

Optimization Q: Finding the shortest length of a ladder
A fence 8 feet tall runs parallel to a tall building at a distance of 2 feet from the building.What is the length of the shortest ladder that will reach from the ground over the fence to the wall... more
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06/20/22

Determine the intervals on which the given function is concave up or down and find the point of inflection.

If f(x) = x(x - 5(sqrt x))Find the x-coordinate of the point of inflection is???For the following two questions give the largest interval in the domain of f that fits the description. The interval... more
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06/20/22

Answer for college algebra problem??
Find the standard form for the equation for the circle with the following properties: Center (4,9), passes through (9,0).I’m having a hard time figuring out the steps to make this into standard form.. more
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06/19/22

Logarithms and Logistic Growth
Let P(t)=20000(1.02)t^ be the population of a town t years after the year 2000.Estimate in which year the population will reach 22974.Year = ______________
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06/15/22

Determine the equation of the parabola with focus (-6,-7) and directrix y=9
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06/14/22

Please Help!!! I am clueless about how to work this problem out!
A certain retailer increases wholesale prices by 36%. If this retailer offers a 5% discount off the ticket price, what percent profit will the retailer realize?The realized profit is the amount of... more
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06/13/22

What is the area between the given curves
y = 2/x , y=8x, y=1/8x, x>0
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06/13/22

bacon cheeseburger at a popular fast food restaurant contains 2,070mg of sodium, which is 86% of the recommended daily amount
A bacon cheeseburger at a popular fast food restaurant contains 2,070mg of sodium, which is 86% of the recommended daily amount. What is the total recommended daily amount of sodium? Round to the... more
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06/11/22

REVOLUTIONS AND INTERGRATION
Let R be the region bounded by the curves y = 2, y = 1 - x, and y =ex Let S be the solid obtained by rotatingthis region around the line x = -1. Use the disk/washer method to express the volume of... more
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06/10/22

Three consecutive even integers exist such that when the sum of the smallest and middle-valued integers is subtracted from the largest integer, the result is −22. What are the three integers?

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06/10/22

I need help with math it is in the description
. A rope wraps around the barrel as shown. Approximately 20 additional centimeters of the rope are used to tie the knot.What is the approximate total length of the rope in centimeters?
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06/10/22

The Nutty Professor sells cashews for $6.20 per pound and Brazil nuts for $4.60 per pound. How much of each type should be used to make a 34 pound mixture that sells for $5.68 per pound?
The Nutty Professor sells cashews for $6.20 per pound and Brazil nuts for $4.60 per pound. How much of each type should be used to make a 34 pound mixture that sells for $5.68 per pound?
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06/09/22

Find the minimum and maximum value of f(x)=2x−(6/x) on the interval [1,10]. If necessary, round your answer to 3 decimal places.
Find the minimum and maximum value of f(x)=2x−(6/x) on the interval [1,10]. If necessary, round your answer to 3 decimal places.Minimum value: Maximum value: 
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06/08/22

how to determine an equation of a parallel line with one point

line parallel to the x-axis and through (5;-3)
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06/07/22

Perms and Combs
nC4 x nP4 = 29,400, solve for n
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06/07/22

Please help me!!!!!
You are purchasing a new car. The price you negotiated with a car dealer is $17,944, excluding sales tax. The local tax rate is 9.15%.Use the growth factor to determine the total cost of the... more
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06/07/22

My question is on differentiation

Can anyone differentiate this without logarithmic differentiation?(log x)cos x
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06/06/22

Algebra 1, Please Help! Square Roots and Completing the Square

Solve the equation using the Complete The Square Method, show all your work/steps.x2 + 12x = 13
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06/03/22

The height, h meters, of a batter baseball as a function of the time, t seconds, since the ball was hit can be modelled by the function h = -2.1(t-2.4)²+13. Read description
How many seconds after it was hit did the ball hit the ground, to the nearest tenth of a second?
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06/02/22

Let a1, a2, a3, ... be a non-constant arithmetic sequence. Suppose that a4, a7, a12 form a geometric sequence. If a7 = 30, what is $a_1$?
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06/02/22

Find the arc length of the graph of the given equation from A to В.
Find the arc length of the graph of the given equation from A to В. (x + 3)^2 = 8 (y – 1)^3 A(-2,3/2) , B(5,3)
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06/02/22

Use disk method to find the volume of the solid generated by revolving the region bound by the graphs of the equations y = 2x^3 , y = 0, x = 3, about the line x = 8
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06/01/22

The first two terms in an arithmetic progression are 5 and 9. The last term in progression is the only term which is greater than 200. Find the sum of all terms n the progression.
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06/01/22

Hence find the value of the constant a for which there is no term in x^2 in the expansion of (1+ax)(2+3x)5
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05/31/22

Find the rate of change of the distance from the particle to the origin at this instant.

A particle is moving along the curve y=3sqrt3x+7. As the particle passes through the point (3,12), its x-coordinate increases at a rate of 5 units per second. Find the rate of change of the... more
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