100 Answered Questions for the topic Functions Word Problem

06/04/16

#### Suppose p(x)=5x^5-3x+7 and q(x)=3x^2-9. What is the degree of p(x)*q(x)?

I DONT UNDERSTAND WHAT THEY MEAN BY DEGREE OR EVEN WHAT TO DO PLEASE HELP AND EXPLAIN

#### Functions Word Problem

Jerry plans to begin saving money for a trip by putting $1 in a savings account the first month and then adding enough to double the amount in the account each following month.After he finishes...
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05/18/16

#### Functions project... Help!

For an upcoming project I have to pretend to create a virtual race as a spinoff if the Tortoise and the Hare. The animals I am using are an elephant (25 mph) and a mouse (8 mph). I have to write a...
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Functions Word Problem

05/11/16

#### What is the effect on the graph of the function f(x)=2^x when f(x) is replaced with f(x-3/5)?

usa test prep question for coordinate algebra
answer options:
a. Translate vertically 3/5 up
b. Translate vertically 3/5 down
c. Translate horizontal 3/5 left
d. Translate horizontal 3/5 right

Functions Word Problem

04/11/16

#### differentiation

Consider the function f(x) = -x3/3 - 1.5x2 + 28x + 35.
What is the interval over which the function strictly concave?

04/11/16

#### Complete the square to write the function in vertex form.

The height of a ball thrown from the top of a platform can be modeled by the equation f(x)=-16x2+6x-34, where f(x) is the height, in feet, x seconds after the ball was thrown. Complete the square...
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Functions Word Problem

04/07/16

#### if f(x)=x^2 and h(x)=f(x-7), which of the following best describes the graphs of these two functions?

a) the vertex of h(x) is 7 units to the left of the vertex of f(x)
b) the vertex of h(x) is 7 units to the right of f(x)
c) the vertex of h(x) is 7 units below the vertex of f(x)
d) the vertex...
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Functions Word Problem

04/02/16

#### for the income x (in dollars) a particulars states income tax T (in dollars is given by

T(x) = 0.02x if 0 ≤ x ≤ 2,000
T(x) = 40 + 0.03 (x-2000) if 2,000 < x ≤ 4,000
T(x) = 100 + 0.04 ( x- 4000) ...
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Functions Word Problem

03/17/16

#### A 40 cm spring will stretch one-sixth of the weight (in pounds) attached to it. Write a function to represent the situation

A. L = 40 + (1/6) * wB. L = 40 + (1/7) * wC. L = (40/6) * wD. L = (40/6)*w + (1/6)
are the answer choices

Functions Word Problem

02/27/16

#### Can you help me solve this system of equations?

Update: A tomato company wants to purchase a fleet of 20 covered hopper trailers with a capacity of 216,000 cubic feet. Hoppers with 3 different carrying capacitys are available. 6000CF, 9000CF,...
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Functions Word Problem

02/19/16

#### can someone please help with this world problem.

I am confused on this question and not sure if i am supposed to be using the first equation or the second. Can someone please help me understand this equation because I am so lost and dont know how...
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02/11/16

#### Writing a function and giving a domain

A local bank has a debit card that gives a $3 reward each month you use your card for $50 or more in purchases. Write an equation relating rewards earned, y, to total monthly purchases, x. give the...
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Functions Word Problem

02/08/16

#### Is it possible for an input - output relationship to represent a function if two different inputs produce the same output? Explain

Is it possible for an input - output relationship to represent a function if two different inputs produce the same output? Explain

Functions Word Problem

02/08/16

#### The notation g(t) represents the weight (in grams) of a melting ice cube t minutes after being removed from the freezer. Interpret the meaning of g(10)

The notation g(t) represents the weight (in grams) of a melting ice cube t minutes after being removed from the freezer. Interpret the meaning of g(10)

Functions Word Problem

02/04/16

#### Write a function S(t), that models how many gallons of sauce are in the tank after t hours.

You are a pizza place owner and to put sauce on the pizza you have robot names Saucebot. All you have to do is keep track of Saucebot's sauce tank and make sure it doesn't go empty. After 1 hour of...
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Functions Word Problem Precalculus Homework

01/31/16

#### Express the total cost of the cylinder as a function of r?

The volume of the cylinder is 3900 cubic feet. The bottom of the cylinder is reinforced steel, costing $35 per square foot, whereas the sides and top cost just $10 per square foot. Express the...
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Functions Word Problem

01/29/16

#### graph and explain: walk between house a and house b that are 20 meters apart at a rate of 2 meters per second. graph the distance from house a over time

if it linear and what does the graph look like

Functions Word Problem Precalculus Homework

01/27/16

#### Write a formula for f(x)

Let f(x) be defined on the positive real numbers as follows:Start with a number x.Take the square root of the number and add 5 more than the number you started with.Square the result and add 7 more...
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Functions Word Problem Algebra 2

12/21/15

#### Algebra 2 function question

Karen Kurreck's bicycling speed is inversely proportional to the slope of the hill. If she can go up a 3 miles hill at 8% grade in 18 minutes, how long does it take her to go up a 2 mile hill at 6%...
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12/15/15

#### If the rational function f and g are defined by rational epressions f(x) and g(x), then the product f*g is defined by f(x) and g(x) in simplest form.

If the rational functions f and g are defined by rational expressions f(x) and g(x), then the product f*g is defined by f(x) * g(x) in simplest form, and the quotient f/g is defined by f(x)/g(x) in...
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Functions Word Problem Profit

12/15/15

#### profitable function

Given revenue equation R(x) = 27x and cost equation C(x) = .1x^2 + 9x +300, production x > 0, answer the following. Profitable production level Maximum profit and related production...
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Functions Word Problem Modelling Periodic Behavior

12/12/15

#### explain why a programmable thermostat would cause the temperature in your home to follow a periodic function every week.

explain why a programmable thermostat would cause the temperature in your home to follow a periodic function every week.

Functions Word Problem Functions

12/01/15

#### Using functions

The function g is defined as:g:x→ a/x + bwhere a and b are constants.If g(-2)=0 and g(3)=10Find the values of a and b.

Functions Word Problem Algebra Word Problem

11/29/15

#### Algebra help?

A birthday party is being held for 20 people at an arcade. It costs $5 a person to provide food for everyone, and each game costs $1 to play. Assume that each person plays the same number of games,...
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Functions Word Problem

11/19/15

#### dimensions of rectangular plots

Given that a farmer has 2000 linear feet of fencing,divides a rectangular plot into three nonzero area rectangular subplots,fencing the external perimeter,and separates the three subplots with a...
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