07/05/21

Calculus Function
For the function, find and simplify f ( x + h) - f ( x ) ÷ hAssume h≠0f(x) = 4 ÷ x2
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07/05/21

Correct solution
In Des Moines, Iowa, the temperature was −12o in a morning. The weather predicted it would be 7o warmer tomorrow. What will be the temperature tomorrow?
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07/05/21

Rational expression
Consider the following situation. If a number is added to the numerator of 5/7 and the same number is subtracted from the denominator, the result is 3. Let x represent the unknown number. Write... more
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07/05/21

Math proportions

A machine in a factory produces 540 units each hour. How many units does the machine produce per minute ?
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07/05/21

given sec x=-4 and 90<x<180. find the value of each of the five trigonometric functions
given sec x=-4 and 90<x<180. find the value of each of the five trigonometric functions
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07/05/21

Solving a value mixture problem
A family has two cars. The first car has a fuel efficiency of 30 miles per gallon of gas and the second has a fuel efficiency of 15 miles per gallon of gas. During one particular week, the two cars... more
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07/05/21

The difference between two numbers is 1, and the sum of their squares is 141. What is the product of the numbers?
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07/05/21

The difference between two numbers is 1, and the sum of their squares is 141. What is the product of the numbers?
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07/05/21

Find an equation of the parabola that has a focus at (2,13) vertex (2,7)
Find an equation of the parabola that has a focus at (2,13) vertex (2,7)y=Find an equation directix:y=
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07/05/21

What’s the answers

Suppose y varies directly with x and inversely with z. When x=33 and z=3, then y=11. Find the constant of variation and the equation of combined variation
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07/04/21

The scores on a psychology exam were normally distributed with a mean of 67 and a standard deviation of 7. What is the standard score for an exam score of ​70?
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07/04/21

y^2+4y−36x−176=0 is the equation of a parabola. Write the standard form of that parabola.
1).y^2+4y−36x−176=0 is the equation of a parabola. Write the standard form of that parabola.= _______________________2).x^2+14x+28y+161=0 is the equation of a parabola. Write the standard form of... more
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07/04/21

Algebra question please answer

Supposed that the demand D for candy at a theater is inversely related to the price p. When the price of candy is $3.00 per bag, the theater sells 221 bags of candy. Determine the number of bags of... more
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07/04/21

A piece of wire 8 m long is cut into two pieces. One piece is bent into a square and the other is bent into an equilateral triangle.
(a) How much wire should be used for the square in order to maximize the total area?(b) How much wire should be used for the square in order to minimize the total area?
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07/04/21

What’s the answer?
What’s the answer? Suppose P varies jointly with u and the square of n. When u=1 and n=5, then P=100. Find P if u=10 and n=8
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07/04/21

Rewrite the expression sin2x + cosx
Rewrite the expression sin2x + cosx as one involving only sinx and cosx (they can be squared, but they may not have a 2x in them).
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07/04/21

Age Question I can't figure this out no matter how many times I do it
Joseph is 22 years younger than Kylie. 4 years ago, Kylie's age was 2 times Joseph's age. How old is Joseph now?
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07/03/21

Find all of the zeros of the function f(x) = x^4 - 3x^3 + 2x - 4
Please answer my question and show me how you got it as soon as you can.
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07/03/21

Find the following for this function: f(x)=(2x^2-2)/(x^2-4x). a)List x and y intercepts if any exist. b)Give the equations for any possible vertical, horizontal, and slant asymptotes. c)Draw a sketch.
Please answer my question and show me how you got it as soon as you can.
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07/03/21

Let h(x) = 2x^5 - 4x^4 - 6x^3 + 5x^2 + 2x - 3. List the possible zeros according to the Rational Zeros Theorem.
Please answer my question and show me how you got it as soon as you can.
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07/03/21

A rectangular run is built on the side of a garage using 50 ft fencing. One side of the run is one of the walls of the garage. a)What dimensions maximize the area? b)Maximum area? c)Draw diagram
Please answer my question and show me how you got it as soon as you can.
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07/03/21

A polynomial of degree 4 with leading coefficient positive 1 has the zeros, x=-3 with multiplicity 2 and x=-1+i. a)Write polynomial in factored form and multiply it out b)Draw sketch
Please answer my question and show me how you got it as soon as you can.
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07/03/21

Billy has a savings account and has written a function for the balance of the account f(t)=20t + 40?
Billy has a savings account and has written a function for the balance of the account f(t)=20t + 40, where t is the time in weeks from today and f(t) represents the balance of the account as a... more
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07/03/21

The percent of working students increased 43% to 10.6%, what was the percent prior to the increase? ( express your answer rounded correctly to the nearest tenth)
I have worked this several different ways and cannot get the right answer. I don’t understand how to work the problem. Please help.
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07/03/21

g(x)= - x^2 - 6x + 2. Find g(0), g(1), and g(-3).

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