Friday

October 24, 2014

October 24, 2014

Number of results: 46,372

**MATH**

State whether each equation in Exercises 25–30 represents a linear, quadratic, or exponential function. Tell how you decided. 3x^2=5 *I believe this equation is a exponential function but, I'm not sure how to explain it.*
*September 8, 2009 by Anonymous*

**Math**

State whether the equation y=10^3x represents a linear, quadratic, or exponential function. Tell how you decided. I think it is exponential
*December 11, 2009 by Lyndse*

**Math**

State whether the equation y=10^3x represents a linear, quadratic, or exponential function. Tell how you decided. I think it is exponential, is this correct
*November 2, 2009 by Chris*

**Algebra**

State whether the equation represents a linear, quadratic, or exponential function. x^2 + 6 = -8 x
*May 16, 2010 by Carmen*

**Algebra**

Can someone help me with this question. I thought it was quadratic but now I am not sure. State whether the equation represents a linear, quadratic, exponential function or none of the above. x^2+ 6 = -8 x
*January 14, 2010 by Kate*

**Algebra**

State whether each equation represents a linear, quadratic, or exponential function. Tell how you decided. 1. y = 9^3x + 4 2. 4x = 5 - y 3. y = 2x^2 + 23 – 14x
*October 26, 2009 by Matt*

**Math**

State whether the given equation represents a linear, quadratic, or exponential function. Tell how you decided. y = -8x2 + 4
*January 17, 2010 by Tim*

**Math**

State whether the given equation represents a linear, quadratic, or exponential function. Tell how you decided. y = -8x2 + 4
*February 20, 2010 by Crystal*

**MATH**

State whether each equation in Exercises 25–30 represents a linear, quadratic, or exponential function. Tell how you decided. y=10^3x *This one I am very unsure about.*
*September 8, 2009 by Anonymous*

**math**

state whether the equation represents a linear, quadratic, exponential fuction or none of the above. 10x+7-y=0
*November 15, 2009 by Susan*

**algebra**

I have 3 questions in 1. State whether the equations 3x^2=5, y=10^3X, and y=2x=23-14x represent a linear, quadratic or exponential function and why? I am confused on this.
*November 1, 2009 by Brandi *

**PreAlgebra**

Identify in the following equation is quadratic or linear? y=10^3x According to what I understand this needs to be a quadratic equation, because it is in exponential form, and a linear equation does not use exponents am I right??
*November 18, 2009 by Learner*

**math**

Data were recorded for the demand and revenue of a given product. Find the linear regression line which represents the revenue function. Find the quadratic regression curve which represents the revenue function. Data Demand x Revenue y 1 0 100 2 4 139.2 3 8 176.8 4 12 212.8 5 ...
*October 15, 2014 by Jake*

**Algebra-Please check**

y = 2x^2 I am to decide if this is a linear, quadratic or exponential function. I chose that the above function is quadratic. Am I right?
*June 13, 2010 by bart*

**Algebra**

Explain how you would determine whether the graph of y = x^4 represents an exponential function. What is an exponential function? Thank you! :-)
*March 30, 2009 by Cassie*

**Math**

Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 1. Jova walks quickly for 25 minutes then she rests for 5 minutes before continuing on for another 10 minutes. (NOT A LINEAR FUNCTION) 2 A rock that is ...
*October 30, 2013 by Leah*

**Math**

Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 1. Jova walks quickly for 25 minutes then she rests for 5 minutes before continuing on for another 10 minutes. (NOT A LINEAR FUNCTION) 2 A rock that is ...
*October 30, 2013 by Emily*

**Math**

Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 1. Jova walks quickly for 25 minutes then she rests for 5 minutes before continuing on for another 10 minutes. (NOT A LINEAR FUNCTION) 2 A rock that is ...
*October 30, 2013 by Leah*

**Algebra**

Using the index of a series as the domain and the value of the series as the range, is a series a function? Include the following in your answer: Which one of the basic functions (linear, quadratic, rational, or exponential) is related to the arithmetic series? Which one of ...
*October 29, 2006 by V*

**math 157**

Is 3x^2=5 a linear, quadratic or exponential function? and how
*January 10, 2010 by nicole*

**Math**

Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 6.The price for x pounds of cheese at $6.99 per pound (LINEAR FUNCTION) 7. A car accelerating on the highway to reach a speed of 62 mph then slowing down ...
*October 30, 2013 by Leah*

**Math**

Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 6.The price for x pounds of cheese at $6.99 per pound (LINEAR FUNCTION) 7. A car accelerating on the highway to reach a speed of 62 mph then slowing down ...
*October 30, 2013 by Emily*

**Math**

Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 6.The price for x pounds of cheese at $6.99 per pound (LINEAR FUNCTION) 7. A car accelerating on the highway to reach a speed of 62 mph then slowing down ...
*October 30, 2013 by Leah*

**Algebra**

Describe the differences between a linear function and an exponential function. my answer is Linear functions have a constant rate of change while an exponential function has a constant finite ratio.
*August 20, 2014 by Faye*

**MATH**

instrctions:graph each linear equation .tell whether it represents a function. 1.) x+y=4 HELP QUICK PLEEZE!!!!!!!!!!!!!!!!!!!!!
*November 1, 2010 by gaby *

**Math**

How can you tell by looking at a graph if it's a linear, quadratic or exponential function?
*October 1, 2012 by Emma*

**algebra**

Which best describes the following function? f(x)=2^3.5x-7 a. exponential b. linear c.cubic d. quadratic
*January 23, 2009 by bob*

**ALGEBRA**

WHICH FUNCTION LINEAR EXPONENTIAL OR QUADRATIC BEST MODELS THIS DATA (-1,3),(1,3),(3,27),(5,75),(7,147)
*May 19, 2010 by miranda*

**Precalculus / Statistics**

I have a question about residual plots and regression equations. The data is: X Y 1 6.1 2 5.5 3 9.8 4 10.6 5 14.2 6 21.5 7 29.9 8 37.2 9 50.6 10 64 11 77.6 What function fits this data the best, between Exponential, Linear, Quadratic, and Power. Also how do you make residual ...
*May 24, 2007 by Ryan St. Laurent*

**college algebra**

find a real-life application of a quadratic function. State the application, give the equation of the quadratic function, and state what the x and y in the application represent. Choose at least two values of x to input into your function and find the corresponding y for each...
*October 19, 2008 by Renee*

**Algebra**

Which kind of function best models the set of data points (–3, 18), (–2, 6), (–1, 2), (0, 11), and (1, 27)? • linear • quadratic • exponential • none of the above
*March 25, 2014 by Sandra*

**Math**

Using the index of a series as the domain and the value of the series as the range, is a series a function? Include the following in your answer: Which one of the basic functions (linear, quadratic, rational, or exponential) is related to the arithmetic series? Which one of ...
*October 28, 2006 by Vianna*

**college geomrtry**

What are the differences between linear and quadratic equations? How are these differences displayed in a graph? Write a brief scenario that can be modeled with a linear equation. Summarize a situation modeled by a quadratic equation. Are there equations that are neither ...
*February 28, 2010 by Anonymous*

**Math**

What are the differences between linear and quadratic equations? How are these differences displayed in a graph? Write a brief scenario that can be modeled with a linear equation. Summarize a situation modeled by a quadratic equation. Are there equations that are neither ...
*January 17, 2010 by Michelle*

**math please**

1.Give a linear function with its zero at x=a, what is the equation of the vertical asymptote of its reciprocal function? 2.Give a quadratic function with its zeros at x=a and x=b, what are the equations of the vertical asymptotes of its reciprocal function? 3.Once you know ...
*January 6, 2014 by Maya*

**Algebra**

Mary creates a table of values for a function and plots the points. She finds that the difference in the y values is the same. What kind of function did she graph? How can you tell if a graph is linear, quadratic, exponential or square root?
*June 28, 2014 by Emma*

**Algebra**

Which kind of function best models the data in the table? Use differences or ratios. x y 0 1.7 1 6.8 2 27.2 3 108.8 4 435.2 A.linear B.quadratic C.exponential D.none of the above I think it is C...?
*March 11, 2013 by Cassie*

**Algebra; HELP IMMEDIATELY**

I don't understand the topic we're learning in math. /: Provide an explanation, steps on how you figured the answer out, and of course, the answer. Tell whether the abe represents an exponential function. If so, write a rule for the function. x: -2, -1, 0, 1, 2 y: 25, 5, 1, 1/...
*February 2, 2012 by He's not all bad like his reputation </3*

**Algebra; HELP PLEASE.**

I don't understand the topic we're learning in math. /: Provide an explanation, steps on how you figured the answer out, and of course, the answer. Tell whether the table represents an exponential function. If so, write a rule for the function. x: -2, -1, 0, 1, 2 y: 25, 5, 1...
*February 2, 2012 by He's not all bad like his reputation </3*

**algebra**

Determine whether the following relation represents a function. If the relation is a function then state domain and range? {(-1,-6),(2,-6),(3,-6),(4,-6)} Does the given relation represents a function? What is domain?
*May 22, 2013 by Sharday*

**ALGEBRA**

Can anyone give an example of a scenario that can be modeled with a linear equation and a quadratic equation?? If there are equations that are not linear or quadratic, can you explain???
*September 8, 2009 by ggift*

**Algebra 1 (Reiny or Kuai)**

1. Graph each equation. Tell whether the equation represents a function. a. y = (x - 2)^2 - 1 b. x + y = 6 c. y = |x| -3 d. y = x^2 + 1 How am I supposed to graph these? 2. For each function, determine whether the given points are on the graph. a. y = 7x - 2; (1, 5) and (2, 10)
*November 4, 2013 by Anonymous*

**math**

a) A linear function f(t)=b + mt has a slope of -4 and vertical intercept of 20. Find its equation. b) An exponential function g(t)=Ca^t has a decay factor of 1/4 and an initial value of 20. Find its equation. Plot both functions
*April 2, 2013 by Gabriella *

**Algebra 1**

it was a question from my quiz, I never got the function. the coordinates in the table were x=0,1,2,3 y=2,8,32,128. I had to state what kind it was, ex: quadratic, linear etc. and what the function was ex: y=3+5 or something. Do you have any idea what it could be?
*April 17, 2012 by Nash*

**Math**

Is this a quadratic or linear function? Identify the quadratic,linear, and constant terms 3(x-2)^2+12x
*November 3, 2009 by tyler*

**math**

Does 3x^2=5 represent a linear equation or a quadratic equation? Does y=10^2 represent a linear or quadratic equation? does y=2x=23-14x repesent a linear or quadratic equation?
*December 9, 2009 by Kay Kay*

**Math**

state whether each relation y=f(x) describes a quadratic function or not
*June 18, 2014 by Jeff*

**Math**

state whether each relation y=f(x) describes a quadratic function or not y=3-x^2
*June 18, 2014 by Jeff*

**algebra**

Evaluate each of the functions below at x = 1, 2, 4, 8, and 16. Plot the graph of each function. Classify each as linear, quadratic, polynomial, exponential, or logarithmic, and explain the reasons for your classifications. Compare how quickly each function increases, based on...
*March 23, 2011 by peg*

**algbra**

Evaluate each of the functions below at x = 1, 2, 4, 8, and 16. Plot the graph of each function. Classify each as linear, quadratic, polynomial, exponential, or logarithmic, and explain the reasons for your classifications. Compare how quickly each function increases, based on...
*March 23, 2011 by peg*

**Algebra**

How can you tell if an equation is quadratic and not linear? Quadratic equations contain a term that is squared (such as x^2). Linear equations are of the form y = mx + b, where m and b are constants. the variable in a quadratic equation must be squared ..but in linear ...
*July 11, 2007 by Jess*

**math ergent please**

The reciprocal of a linear function and a quadratic function have the same horizontal asymptote.what is its equation?
*November 29, 2013 by Thaya*

**Math**

can someone explain this please? Identify whether each graph represents a function. Explain. If the graph dose represent a function is the function linear? the coordinates are (0,5) (1,0) (2,-3) (3.-4)(5,0) (6,5)
*January 10, 2011 by Courtney*

**Math**

1. Find the angle between the vectors, approximate your answer to the nearest tenth. v= (-4, -3) w= (2, 6) Answer: 145.3 degrees 17. One type of data that is non linear in nature is the exponential function. -False? 19. Exponential data follows the equation y= ab^x. True?
*June 19, 2013 by mysterychicken*

**Pre-Calc**

A quadratic function has its vertex at the point (-5,-2). The function passes through the point (-8,-10). Find the quadratic and linear coefficients and the constant term of the function.
*September 24, 2014 by Caleb*

**calcius**

Determine whether the relation represents a function. If it is a function, state the domain and range. {(-2, 1), (-1, -2), (0, -3), (1, -2), (3, 6)} a. function domain: {-2, -1, 0, 1, 3} range: {1, -2, -3, 6} b. function domain: {1, -2, -3, 6} range: {-2, -1, 0, 1, 3} c. not a...
*June 9, 2008 by rachel*

**math**

A quadratic function has its vertex at the point (-9,3). The function passes through the point (2,-1). Find the quadratic and linear coefficients and the constant term of the function.
*November 20, 2009 by Anonymous*

**ALGEBRA**

x^2 + 6 = -8x Is this linear, quadratic or exponential??
*September 17, 2009 by ggift*

**algebra**

Evaluate each of the functions below at x = 1, 2, 4, 8, and 16. Plot the graph of each function. Classify each as linear, quadratic, polynomial, exponential, or logarithmic, and explain the reasons for your classifications. Compare how quickly each function increases, based on...
*March 24, 2011 by peg*

**math **

State the solutions, or estimated solutions, to each quadratic equation in Exercises 23–26 by examining the graph of the related quadratic function equation 2x2 - 3x - 4 = 0 and Graph:y=2x^2-3x-4 Can someone help me with this
*April 23, 2010 by Alex*

**math help please...**

1.Explain how to find the equation of the vertical asymptotes of a reciprocal function. 2.The reciprocal of a linear function and a quadratic function have the same horizontal asymptote. What is its equation? 3.Explain how to use end behaviour to find the equation of the ...
*January 6, 2014 by Kayal*

**Math**

An exponential function with a base of 3 has been vertically stretched by a factor of 1.5 and reflected in the y-axis. Its asymptote is the line y=2. Its y-intercept is (0,3.5). Write an equation of the function and state its domain and range.
*April 26, 2014 by Han*

**college math 116**

Functions are a lot like equations. In a function we look at the relationship of the variables. Does one variable depend on the other. In a function when you see f(x) it just means "y." So we have an equation y = 2x + 3 and a function that is f(x) = 2x + 3. When graphed, they...
*October 7, 2010 by trudy*

**math algebra**

Part 1: Which part of the quadratic formula tells you whether the quadratic equation can be solved by factoring and why? 1. −b 2. b2 − 4ac 3. 2a Part 2: Create your own quadratic equation. Using complete sentences, and your answer from part 1, determine whether ...
*August 11, 2010 by Ka'Sandra *

**Please help! quadratic equation**

Given the following quadratic equation find. a) the vertex b) the axis of symmetry c) the intercepts d) the domain e) the range f) the interval where the function is increasing g) the interval where the function is decreasing h) graph the function y= -x^2-6x
*March 16, 2013 by Jenn*

**Math**

Let f(t) be an exponential function with f(0) = 11 and f(4) = 59. Use the form f(t) = Pa^t to find an equation for this exponential function? What is the Value of P and A? Thanks!
*February 12, 2012 by Andy*

**Algebra**

How can you tell by looking at a table if its quadratic, linear or exponential? For ex. x: -2, -1, 0, 1, 2 y: 6, 1, 0, 1, 6
*October 10, 2012 by Emma*

**College Algebra**

1.Give a quadratic function q(x) with a vertex of (-1, 2). 2. Give a function h(x) which does not have an inverse function. 3. Give a polynomial function g(x) with zeros 1,2,3 4. Give an exponential function s(x) passing through (0,2) and (4,1). 5. Give a rational function R(x...
*July 25, 2014 by Chris*

**Math **

Equation that represents a rotation of the linear parent function??
*January 8, 2014 by Anonymous*

**math**

* Give a linear function with its zero at x = a, what is the equation of the vertical asymptote of its reciprocal function? * Give a quadratic function with its zeros at x = a and x = b, what are the equations of the vertical asymptotes of its reciprocal function?
*December 2, 2013 by Kaplan*

**math**

write a quadratic function and an exponential function with a base of 2 whose values at x=5 are between 50 and 64
*March 20, 2012 by Anonymous*

**College algebra!**

For the linear function f(x) = 5x + 3 (a) Determine the slope and y-intercept (b) Use the slope and y-intercept to graph the linear function. (c) Determine the average rate of change of the function (d) Determine whether the linear function is increasing, decreasing, or constant.
*March 15, 2013 by Jenn*

**College Algebra**

Find a record breaking temp. for a city. Include name of city, temp., and record broke. Give the formula for converting degrees F. to degrees C. Using the formula show how to convert to degrees C. Part 2) Find real life application of a linear function. State the application, ...
*June 15, 2008 by Leigh*

**Math**

For the set of ordered pairs, state the domain, range, and determine whether or not the relation represents a function. (9,9), (7,4), (1,2), (2,6), (5,0) Domain: 9,7,1,2,5 Range: 9, r, 2, 6, 0 It is a function because no x value is repeated
*September 10, 2014 by Please help*

**Pre-Calculus**

Determine whether the equation represents y as a function of x. |y| = 4 - x If I plug in 5, then I get -1, but it also means 1. Does that mean y has 2 values which means that it is not a function?
*August 9, 2012 by Peter*

**math**

determine whether y=1.5(1/6)^x represents exponential growth or decay
*November 13, 2008 by Sha*

**math**

1.How is the maximum or minimum point of the original quadratic function related to the maximum or minimum point of its reciprocal function? 2.How can you use the leading coefficient of the original quadratic function to tell you whether its reciprocal will have a maximum or ...
*January 6, 2014 by steven*

**math**

What similarities and differences do you see between functions and linear equations, Are all linear equations functions? Is there an instance when a linear equation is not a function? Create an equation of a nonlinear function and provide two inputs to evaluate.
*October 20, 2008 by johnny*

**Math**

What similarities and differences do you see between functions and linear equations studied in Ch. 3? Are all linear equations functions? Is there an instance in which a linear equation is not a function? Support your answer. Create an equation of a nonlinear function and ...
*September 28, 2009 by Toni*

**math**

What similarities and differences do you see between functions and linear equations studied in Ch. 3? Are all linear equations functions? Is there an instance in which a linear equation is not a function? Support your answer. Create an equation of a nonlinear function and ...
*October 27, 2009 by tye*

**math**

What similarities and differences do you see between functions and linear equations studied in Ch. 3? Are all linear equations functions? Is there an instance when a linear equation is not a function? Support your answer. Create an equation of a nonlinear function and provide ...
*October 5, 2010 by afrika*

**math help!!!**

stuck!! pls help/explain!!! 2. Do the values in the table represent a linear function? If so, what is the function rule? (1 point) x = -2, 0, 2, 4 y = -4, 0, 4, 8 The values do not show a linear function. Yes, they show a linear function; y = x + 4. Yes, they show a linear ...
*May 7, 2014 by TTR+S<3*

**Math 116**

What similarities and differances do you see between functions and linear equations studied in Ch.3? are all linear equations functions? is there an instance when a linear equation is not a function? support your answer. create an equation of a nonlinear function and provide ...
*July 18, 2008 by Sam*

**Math**

Can someone please double check my answers (My answers are in Capital) 1. If you produce a million products a day and you want to test ten of them to determine if they are up to standard, which ones will you choose? a. The second ten B. TEN RANDOM UNITS c. The last ten d. The ...
*June 18, 2013 by mysterychicken*

**Algebra2**

Complete parts a – c for each quadratic function: a. Find the y-intercept, the equation of the axis of symmetry and the x- coordinate of the vertex. b. Make a table of values that includes the vertex. c. Use this information to graph the function. 1. f(x) = 2x^2 2. f(x) = x^2...
*February 8, 2008 by Mara*

**MAT101**

For each of the relationships below, explain whether you think it is best described by a linear function or a non-linear function. Explain your reasoning. a. A person's height as a function of the person's age (from age 0 to 100) b. The probability of getting into a car ...
*March 2, 2010 by SEMA LOST!!!!!*

**MAT101**

8. For each of the relationships below, explain whether you think it is best described by a linear function or a non-linear function. Explain your reasoning thoroughly a. A person's height as a function of the person's age (from age 0 to 100) b. The probability of getting into...
*March 1, 2010 by SEMA *

**Pre Cal.**

Given that x is an integer between -2 and 2, state the relation represented by the equation y = 2-abs(x) by listing a set of ordered pairs. Then state whether the relation is a function. I think it's: (-2,0) (-1,1) (0,2) (1,1) (2,0)
*April 1, 2009 by Patrick*

**Math**

State whether the equation defines y as a function of x. a) y=x^2-2x Yes b) y^2 = 3x-4 No c) 5x+7y=10 Yes Are my answers correct?
*October 5, 2010 by Hannah*

**math**

is y=350n-(155n+700) a linear, quadratic, exponential, or none of the listed. If is is not listed, then what is it? thanks for helping me.
*September 21, 2009 by ray*

**math**

3. For the following, state the domain, range, and state whether the relation is a function. If it is not a function explain why. {(3,2), (4,5), (8,5), (-3,2)} {(4,5), (2,3), (-2,4), (9,3)} {3,2), (5,10), (20, 4), (3, 8)} .
*September 29, 2013 by jarron*

**Precalculus **

Suppose f is a function with exponential decay. Explain why the function g defined by g(x)=1/f(x) is a function with exponential growth. PLEASE HELP!!
*March 10, 2010 by jh*

**MAT101**

1. What is a function? 2. What is a linear function? 3. What form does a linear function take? (I.e., What is the standard mathematical notation of a linear function?) 4. What is the formula for determining the slope of a line?
*February 25, 2010 by Lawrence*

**Math.. how to get linear function**

The total length y is a linear function of the tail length x with great accuracy. The domain is the interval from 30mm to 200mm, and the range is the interval from 200mm to 1400 mm. The following two points are given: X0= 60mm, Y0= 455mm, X1=140mm, Y1= 1050mm. Find the ...
*October 13, 2012 by Jack*

**algebra**

2. The level of thorium in a sample decreases by a factor of one-half every 2 million years. A meteorite is discovered to have only 8.6% of its original thorium remaining. How old is the meteorite in millions of years? 2) You need to show how you use the function to solve the ...
*June 14, 2009 by sara*

**Algebra word prob **

I don't have a graphing calc so I need help with this one. A batter hits a fly ball. A scout in the stands makes the following observations. There is a table with time (seconds) and height (feet) in correspondence to each other time is .75,1.5,2,3.25,4.75 and height is 77,133,...
*September 10, 2013 by Taylor95 *

**Quadratic Functions**

Please explain to me how to do the following problems, I dont understand them. Thanks! Find the x-intercepts (if any) for the graph of the quadratic function. 1.f(x) = (x + 2)2 - 4 Find the y-intercept for the graph of the quadratic function. 5.y + 9 = (x + 3)2 Find the domain...
*October 13, 2007 by Carmen*

**Math**

I am stumped on this problem could someone please help? Give the solutions to the following quadratic equation by examining the graph of the related quadratic function: Graph: y=x^2+2x-15 Equation: x^2+2x-15=0 Thanks.
*September 17, 2009 by B.B.*

**Math**

(1 & 2) The first three points do not fall on a straight line, and there is no value of k that will make that happen. (4) To find the quadratic y = a x^2 + bx + c that passes through the first three points, solve simultaneously 1 = c 3 = 4a + 2b + c 6 = 16 a + 4b + c 2 = 4a + ...
*December 25, 2006 by drwls*

**Math**

I am stumped could someone please explain this problem? Give the solutions to the following quadratic equation by examining the graph of the related quadratic function: Graph: y=x^2+2x-15 Equation: x^2+2x-15=0 Thanks so much.
*September 18, 2009 by B.B.*

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