71 Answered Questions for the topic applications

Applications Calculus Mathematics

23d

Calculate the area enclosed by this arch.

An arch is to be constructed 16 meters high and 4 meters across at the base. The shape of the arch is given by the function f(x)=16-x^4Calculate the area enclosed by this arch.
Applications Calculus Mathematics

23d

If If we are limited to 950 ft of fencing, what dimensions of fence should be used to maximize the area?

A fence is to be constructed in a rectangular shape partitioned into three equal parts. If we are limited to 950 ft of fencing, what dimensions of fence should be used to maximize the area?
Applications Calculus Mathematics

23d

Find the revenue function, and calculate the optimal price that would maximize the profit.

The marketing department provides the following price-demand equation: p=120-0.05xThe cost of producing x items is C(X)=500+5xFind the revenue function, and calculate the optimal price that would... more
Applications Calculus Mathematics

23d

Calculate how high the rocket will go before it begins to fall.

A rocket is launched straight up into the sky. When it runs out of fuel it is 425 ft above the ground and traveling at a velocity of 75 feet per second. At that instant it begins to act as an... more
Applications Calculus Mathematics

23d

How fast is the area growing after three days of spreading?

An oil spill in the gulf of Mexico is spreading out in a circular shape. The radius is spreading at 5 miles per day. How fast is the area growing after three days of spreading?
Applications Calculus

06/09/21

Find the two positive numbers

Find the two positive numbers whose product is 200 so that the sum of one and four times theother is minimum.

01/20/21

exponential function applications

Applications Math Ib

12/17/20

Finding the rate of change of the surface area of a cube given volume

the volume V of a cube increases at a rate of 4 cm3sec-1. Find the rate of change of the surface area of the cube at the instant when the volume of the cube is 8 cm3.

08/13/20

MS Outlook problems

I use Office 365, and I have had many problems with Outlook email and contact functions. Most immediate is unable to send email to one contact. As soon as I put that contact into the TO field, It... more
Applications Math Fractions

07/06/20

I cannot understand this question and I need an answer

If 28 people, or 13% of those surveyed, responded yes in a survey, how many people were surveyed in total

04/02/20

Functions with Asymptotes and their applications

For the function f(x)=2-x calculate the following function values:f(1) =f(2) =

03/15/19

What are some applications of elementary linear algebra outside of math?

I'm TAing linear algebra next quarter, and it strikes me that I only know one example of an application I can present to my students. I'm looking for applications of elementary linear algebra... more
Applications Calculus Limits Analysis

03/15/19

What is a simple example of a limit in the real world?

This morning, I read Wikipedia's informal definition of a limit: > Informally, a function f assigns an output $f(x)$ to every input $x$. The > function has a limit $L$ at an input $p$ if... more
Applications

02/02/19

Quadratic Eduation

The length of each side of a square is 3 in. more than the length of each side of a smaller square. The sum of the areas of the squares is 549^2 in^2. Find the lengths of the sides of the two squares. more
Applications

09/02/18

The difference of two times a number and eight is zero. Find the number

I need help solving this problem 
Applications Substitution Method

07/29/18

how much does he have in each account if he earned a total of $1,230 in interest in 1 year?

Mr. Wilson invested money in two accounts. His total investment was $30,000. If one account pays 6% in interest and the other pays 3% in interest, how much does he have in each account if he earned... more
Applications Uniform Motion

07/24/18

Application with uniform motion

Darren drives to school in rush hour traffic and averages 32 mph. He returns home in mid-afternoon when there is less traffic and averages 48 mph. What is the distance between his home and school... more
Applications Uniform Motion

07/24/18

Applications

Two passengers leave the airport at Kansas City, Missouri. One flies to Los Angeles, California, in 3.4 hr and the other flies in the opposite direction to New York City in 2.4 hr. With prevailing... more
Applications

12/18/17

What is the length of a rectangle that has a perimeter of 40 meters and width of 8 meters

rectangle that has a perimeter of 40 m and width of 8 m 
Applications

12/07/17

The sum of two numbers is 49. The sum of the smaller and 2 times the larger is 83. Find the numbers.

What does the second portion of the question translate to? I am having a hard time determining where the variables need to go 
Applications

10/30/17

One number is nine times a first number I third number is 100 more than the first number if the sum of the three numbers is 1079 fine the numbers

One number is nine times a first number I third number is 100 more than the first number if the sum of the three numbers is 1079 fine the numbers

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