1,744 Answered Questions for the topic Functions

Functions Calculus

06/06/19

A 5K is about 3.1 miles long Which equation could be used to determine the time, t, it takes to run a 5K as a function of the average speed, s, in minutes and miles
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06/05/19

Help w/ Polynomials!!
A swimming pool has the dimensions shown. A uniform walkway that is the same distance on all sides of the pool is built around the swimming pool. Which of the polynomials could be used to... more
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Functions Math Algebra 1 Sat Math

06/01/19

Growth and Decay with Functions
Identify the initial amount a and the decay factor b in the function. Then decide if the function is growth or decay and find F(2). F(x)=12*(0.75)^x
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Functions Calculus

05/31/19

list widest to narrowest
y=-5x^2, y=1/2x^2, y=-0.15x^2, y=6x^2
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Functions Calculus

05/31/19

F(x)=ax+b Word problem.
In 1995 the average family income was about 41,000 and in 2015 it was about 60,312. Let X equal zero represent 1995 X equals one represent 1996 and so on . Find values of A and B (rounded to one... more
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05/30/19

Function Questions

1) Given h(x) = x - 4 g(x) = x2 - 6x Find (h + g)(x) 2) Given g(x) = 4x - 4 f(x) = x2 - 2x Find (g * f)(n)3) Given h(n) = 4n - 2 g(n) = -2n +... more
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05/25/19

What is a basis for the vector space of continuous functions?
A natural vector space is the set of continuous functions on $\\mathbb{R}$. Is there a nice basis for this vector space? Or is this one of those situations where we're guaranteed a basis by... more
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05/23/19

Write an equation for a function that has a graph with the given characteristics. The shape of y = 1/x , stretched vertically by a factor of 4, shifted right 3 units
Write an equation for a function that has a graph with the given characteristics. The shape of y = 1/x , stretched vertically by a factor of 4, shifted right 3 units
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05/23/19

Write an equation for a function that has a graph with the given characteristics. The shape of y =1/x shifted right 6 units and shifted up 2 units..
Write an equation for a function that has a graph with the given characteristics. The shape of y =1/x shifted right 6 units and shifted up 2 units..
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Functions Math Geometry Algebra

05/22/19

The length of a rectangle is 5 times the width. If the perimeter is to be less than or equal to 96 meters. What are the possible values for the width? (Use W as the width)
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Functions Calculus

05/13/19

Write a function rule to describe the following relationships:
1)) The total cost T(c) of c pounds of apples at $0.82 per pound.2)) A workers earnings E(n) for n hours of work when their hourly wage is $8.25.
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Functions Math Algebra 2

05/08/19

Building Quadratic Functions

The altitude of the triangular banner is 4 feet longer than twice it’s base. Define the functions that describe the altitude and base of the triangle, and then use these functions to build an area... more
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Functions Algebra 2

05/07/19

Given the equation of one side of a parallelogram find the other three sides. Given the equation of one side of a rectangle find the other three sides

Sketch the straight line y=2x+2 and draw three other lines to make it a parallelogram and find the equation of the three other sides.Sketch the straight line y=4x-1 and draw three other lines to... more
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Functions Calculus

05/06/19

If f(x)=x-3 and g(x)=x^2 -4x+1, find the minimum value of (g o f)(x)
Find the minimum value of (g o f)(x)
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Functions Calculus

05/01/19

Which function represents the number of seconds ,s, in d days? (Hint: the number seconds in a day is 24 x 60 x60 = 86,400 .)
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Functions

05/01/19

How do I solve this problem?
h(x)=[[x+4]]h(3.8)h(-20.8)
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Functions

05/01/19

How do I graph the functions?
Graph g(x)={x+2, x<=-3 1/2x-4, x>-3
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04/30/19

crazy stuff with functions and division from odysseyware
i can´t even read this
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Functions Calculus Rate Range

04/28/19

Calculus Study Guide Help:
I need help answering the following questions from my study guide: When a circular plate of metal is heated in an oven, its radius increases at a rate of 0.03 cm/min. At what rate is the plates... more
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Functions Calculus

04/28/19

Find an even function that has vertical asymptotes x=1 and x=-2
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04/28/19

Help Solving Calculus Problem
An apple farm yields an average of 39 bushels of apples per tree when 21 trees are planted on an acre of ground. Each time 1 more tree is planted per acre, the yield decreases by 1 bushel (bu) per... more
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Functions

04/25/19

What is the rate of change of y=4x+4
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04/25/19

What is the range of the function defined by f(x)=x+2/x
What is the range of the function defined by f(x)=x+2/x :a) [2,+∞)b) (-∞,-2√2)∪(2√2,+∞)c) (-∞,+∞)d)( -∞,1)∪(1,+∞)please explain how to find range
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Functions Math Precalculus

04/22/19

if f(x)=int(4x), how do I find f(-1.6)?
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Functions

04/21/19

. find the minimum number of units that can be produced and sold to avoid loss
R=400+25x- x2, C=50+50x.
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