07/24/20

A container with a square base and open top must have a volume of 64000 cm3.

A container with a square base and open top must have a volume of 64000 cm3. The cost of material used to make the sides of the container is $5/cm2, while it is $10/cm2 for the base. Find the... more

07/24/20

Estimate the area under the graph of f(x) = 5 + 2x2 from x = −1 to x = 2 using three rectangles and right endpoints.

Estimate the area under the graph of f(x) = 5 + 2x2 from x = −1 to x = 2 using three rectangles and right endpoints.R3=_______Then improve your estimate by using six rectangles.R6=______

07/24/20

Find f. f=______

f '(x) = 2/1-x2 , f(1/2)=9

07/23/20

Find f. f=______

f ''(x) = −2 + 12x − 12x2,    f(0) = 5,    f '(0) = 12

Permutations & Combinations

Part 1Directions: Using a spinner, conduct an experiment to compare experimental probability with theoretical probability. Using a spinner you construct or a digital spinner, complete the following... more

07/23/20

quadratic equation

Derive the Quadratic Formula by completing the square on the standard form of a quadratic equation.

07/23/20

java programming

Some people remain old fashioned and John is one of them. He doesn't like the new smart phones with full keypads and still uses the old keypads which require you to tap a key multiple times to type... more

07/23/20

At what rate is the base of the triangle changing when the altitude is 12.00012.000 centimeters and the area is 87.00087.000 square centimeters?  

The altitude of a triangle is increasing at a rate of 2.0002.000 centimeters/minute while the area of the triangle is increasing at a rate of 2.0002.000 square centimeters/minute. At what rate is... more

07/22/20

Find the derivative of 𝑦 at 𝑥=6,

07/22/20

Please I need a detailed answer to this question written out how you got answer

The distance a spring stretcher varies directly with the weight of the object hung on the spring. If a 20 pound weight stretches a spring 8 inches how far will a 50 pound weight stretch this spring.

07/22/20

The table gives the values of a function obtained from an experiment. Use them to estimate 9 f(x) dx 3 using three equal subintervals with right endpoints, left endpoints, and midpoints

x 3 4 5 6 7 8 9 f(x) −3.4 −2.2 −0.5 0.2 0.8 1.4 1.8 (a) Estimate 9 f(x) dx 3  using three equal subintervals with right endpoints.R3 =If the function is known to be an increasing... more

07/22/20

A manufacturer has been selling 1000 flat-screen TVs a week at $450 each. A market survey indicates that for each $10 rebate offered to the buyer, the number of TVs sold will increase by 100 per week.

(a) Find the demand function (price p as a function of units sold x).p(x)=______(b) How large a rebate should the company offer the buyer in order to maximize its revenue?$=_____(c) If its weekly... more

07/22/20

Find f. f ''(x) = 6 + 6x + 24x^2, f(0) = 4, f (1) = 15

Find f.f ''(x) = 6 + 6x + 24x2,    f(0) = 4,    f (1) = 15

07/22/20

Find f. f ''(x) = x^−2, x > 0, f(1) = 0, f(6) = 0

f ''(x) = x−2,    x > 0,    f(1) = 0,    f(6) = 0

Methods and Modularity

Describe the methods and modularity you might use in creating an application.  Is there a process or standardization you can think of to ensure that your application is produced in an appropriate... more

07/22/20

Greg has received scores of 75, 88 and 81 on his first three 100-point tests.

Greg has received scores of 75, 88 and 81 on his first three 100-point tests. What score must he get on his fourth 100-point test to keep an average of 82 or greater? Express your solution as an... more

07/22/20

Dimensions of the bottom of the box: x Height of the box:

An open box is to be made out of a 12-inch by 18-inch piece of cardboard by cutting out squares of equal size from the four corners and bending up the sides. Find the dimensions of the resulting... more

07/21/20

Mixture Application

A chemist has a 40% alcohol solution. How many gallons of water and how many gallons of the 40% alcohol solution must he mix together to obtain 30 gal of a 25\% alcohol solution?

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