Tuesday

October 21, 2014

October 21, 2014

Number of results: 28,652

**pre cal**

Determine algebraically whether the function is even, odd, or neither even nor odd. f as a function of x is equal to 14 times the cube root of x
*June 23, 2014 by Jorgeeee*

**algebra**

How can you tell whether a function is rational or not? And how do you determine holes of a graph? Thanks!
*January 22, 2009 by Derek*

**math**

Determine whether the graph of each function is symmetric with respect to the origin. F(X)=-12/x
*March 9, 2011 by emily*

**calculus**

Determine whether the given function is continuous. If it is not, identify where it is discontinuous.
*February 13, 2012 by Anonymous*

**pre calculus**

determine whether the equation defines y as a function of x. √x + y = 12
*April 8, 2014 by Danielle*

**Math**

Determine whether each of the following function is invertible and very briefly explain your answer. a) The function that pairs the number of days since your birth with your age in years. b) The function that pairs the speed of your car in miles per hour with the speed in ...
*November 22, 2012 by Steph*

**Algebra answer for checking**

relation or function? x^2 = 1 + y^2 This is a function because relations cannot be an equation right?
*October 5, 2007 by Lizzy*

**Algebra**

Does this relation define a function? y^2=3x My answer: 3x=y^2|0|3|12|27 y |0|1| 2| 3 y^2=3x is a function because the coordinates I chose are not duplicated.
*March 28, 2008 by Sara*

**Algebra**

Does this relation define a function? y^2=3x My answer: 3x=y^2|0|3|12|27 y |0|1| 2| 3 y^2=3x is a function because the coordinates I chose are not duplicated.
*March 28, 2008 by Sara*

**math**

Determine whether the function of f(x)=[[x+1]] is odd, even, or neither. I figured since it's a step function it automatically couldn't have symmetry and therefore is neither. and doing the whole f(-x) thing: f(-x)=[[-x+1]] which is not equal to f(x) or -f(x). so the answer ...
*May 6, 2008 by Jennifer*

**algebra **

find the following for the function f(x)= (x+5)^2(x-1)^2 a) find the x and y intercepts for the polynomial function f b) determine whether the graph of f crosses or touches the x axis at each x intercept C) put all information together to obtain the graph of f
*August 18, 2012 by alli*

**Pre-Calc**

Determine whether the function is even, odd, or neither. f(x)= 7x^(3/4) How do you do this with a fraction?
*September 22, 2011 by Cade*

**Algebra **

We were asked to determine whether the equation defines y as a function of x. Could you explain this problem? y = x^2
*October 20, 2013 by Workshop 3 *

**math**

If you switch the domain and range of any function, will the resulting relation always be a function? Explain your answer with examples.
*October 2, 2008 by arya*

**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*

**Pre cal**

In a sinusoidal,function, how do you determine whether or not y= sin4(x) has a period of 2 pi If it is equal to 2 pi then what is a sinusoidal function that is not equal to 2 pi
*March 11, 2014 by Lannah*

**Math (functions)**

How can I tell whether a function will be reflected in the x-axis or y-axis and whether it will be horizontally and vertically compressed or not? For example, this function: y=-2f(4(x-2)) + 8
*March 30, 2008 by Lucy*

**Math - Int Trig**

31) Locate, name, and classify the extrema of the function. Determine intervals which the function is increasing and decreasing f(x) = -x(x^2 - 2) 32) Determine the end behavior of the function f(x) = 2x - x^3
*May 16, 2014 by Lilly*

**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*

**Math**

Determine whether the function is periodic. State the period, the domain and the range of g(x)= 2 cos 2x+3 sin 5x
*January 26, 2011 by Sierra*

**Precal**

1. Determine whether -9x+11y^3-3=-7x^2 defines y as a function of x. Please show all of your work. (Points : 5)
*January 18, 2012 by Deb*

**physics**

At t= 0, a particle starts from rest at x= 0, y= 0, and moves in the xy plane with an acceleration ->a (vector) = (4.0ihat+ 3.0jhat)m/s^2. Assume t is in seconds. Determine the x component of velocity as a function of time t. Determine the y component of velocity as a ...
*September 13, 2009 by Physics*

**Algebra**

Find the following function f(x)=(x+3)^2(x-1)^2 (a)Find the x and y intercept of the polynomial function f. (b) Determine whether the graph of the f crosses or touches the x-axis at each x intercept. (c) Put all the information to obtain the graph of f.
*March 24, 2013 by Jenn*

**Precalculus with applications**

Determine whether the system of inequalities is infeasible, has alternate optimal solutions, or is unbounded for the function f(x,y)=2x+y
*November 18, 2008 by Laura*

**Physical Chemistry3**

The specific volume of water is given quite accurately by the empirical relation ln(v) = −6.7081 + 1.01257 ln(T) + 280.663/T Use this relation to derive an equation for the coefficient of thermal expansion and determine the temperature at which this quantity is equal ...
*September 29, 2008 by Amber*

**Physical Chemistry3**

The specific volume of water is given quite accurately by the empirical relation ln(v) = −6.7081 + 1.01257 ln(T) + 280.663/T Use this relation to derive an equation for the coefficient of thermal expansion and determine the temperature at which this quantity is equal ...
*September 29, 2008 by Amber*

**math algerbra 2**

blah this is making no sense, please help me: If you switch the domain and range of any function, will the resulting relation always be a function? Explain your answer with examples.
*October 2, 2008 by arya*

**math**

I know It's probably an easy question but I don't know remember how to do it. Show the work to determine if the relation is even, odd, or neither. a ) f(x) = 2x^2 - 7 b) f(x) = -4x^3 - 2x c) f(x) = 4x^2 - 4x + 4 If f(-x) = f(x), for any x, the function is even. If f(-x) = -f(x...
*August 20, 2007 by manny*

**Algebra Check**

What is the domain of the function below? ((0,2),(3,1) (5,2) (8,4)) a. (1,2,4) b. (0,3,5,8)** c. (0,1,2,3,4,5,8) d. ((0,2),(3,1) (5,2) (8,4)) Is the following relation a function? ((0.3,0.6), (0.4,0.8), (0.3,0.7), (0.5,0.5)) a. yes b. no** c. cannot be determined What is the ...
*November 11, 2013 by Anonymous*

**college algebra**

Use the intermediate value theorem to determine whether the polynomial function has a zero in the given interval. f(x)=8x^5-4x^3-9x^2-9;[1,2]
*October 29, 2011 by julez*

**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) = 2x2 2. f(x) = x2 + 4...
*February 8, 2008 by Mara*

**Physics urgent help needed!**

Suppose the position of an object is given by ->r(vector) = (3.0t^2*ihat - 6.0t^3*jhat)m. Where t in seconds. Determine its velocity ->v as a function of time t. Determine its acceleration ->a as a function of time t. Determine ->r at time t = 2.5 s. Determine ->...
*September 13, 2009 by How do you do this?*

**VERY URGENT MATH(Formalizing Relations & Functions**

What is the domain of the function below? {(0,2), (3,1), (5,2), (8,4)}? (1point) Is the following relation a function? {(0.3, 0.6), (0.4, 0.8), (0.3,0.7), (0.5,0.5)} (1point)
*November 7, 2013 by Gabby*

**Math**

Can someone help me with this I figured out a similar problem P(x) = xsquare+5 over 50 for x = 1 got 0.12 But having problems on how to plug the numbers into this problem. you don't have to use these numbers but if someone could do an example for me I would appreciate it. Test...
*May 31, 2013 by Nora 5*

**Trig**

a) Determine the equation of a sine function that would have a range of {y€R|-7<(or equal) Y <(or equal) 1} and a period of 135degrees. b) determine the cosine function that results in the same function an part (a). Any help provided will be greatly appreciated.
*July 24, 2010 by Nada*

**Grade 11 MAth**

Determine the equation of a sine function that would have a range of {y| -4 ≤ y ≤ 1, y ε R} and a period of 45o. Determine the cosine function that results in the same graph as the function above. Deter
*December 7, 2012 by sarah*

**Determine without graphing**

Determine without graphing, whether the given function has a maximum value and then find the value. f(x)=3x^2+30x-1
*March 15, 2013 by Jenn*

**Algebra 2**

Determine whether the function is even, odd, or neither. f(x)=-4x²+5x Its odd right?
*July 4, 2011 by Reanna*

**Math**

Determine whether or not the function is one-to-one. 1. f(x) = 2x - 7 2. f(x) =(11x − 5)
*August 31, 2011 by Trisha*

**Math**

Determine whether the function is one-to-one. If it is, find itd inverse. f(x)= 3x+4 over 5
*February 19, 2009 by Kim*

**math-calc**

Consider the function f(x)= (2x+8)/(6x+3). For this function there are two important intervals: (-inf, A) (A, inf) and where the function is not defined at A . Find A For each of the following intervals, tell whether is increasing (type in INC) or decreasing (type in DEC). ...
*March 13, 2009 by mkcolema*

**maths/ physics**

An aircraft P flying at a constant height has a velocity of (300+j400)km/h. Another aircraft Q at the same height has a velocity of (200+j500) km/h. Determine a)the velocity of P in relation to Q. b) the velocity of Q in relation to P
*January 2, 2011 by Ian Hart*

**Algebra**

Consider the quadratic function f(x) = – x^2 + 10x – 26. Determine whether there is a maximum or minimum value and find that value.
*July 7, 2009 by Laurie*

**math9**

which relation is NOT a function? 1) {(1,5),(2,6),(3,6),(4,7)} 2) {(4,7),(2,1),(-3,6),(3,4)} 3) {(-1,6),(1,3),(2,5),(1,-7)} 4) {(-1,2),(0,5),(5,0),(2,-1)}
*May 22, 2011 by michaela .b.*

**Math**

How do you know if a relation is a function?
*May 26, 2011 by Scott*

**Math**

Which relation is NOT a function? Y=0 X=2 Y=2x Y=x+2
*February 6, 2014 by Joseph*

**algebra**

Is the relation a function{(14,15),(5,7),(3,10),(11,1),(5,8) yes or no
*February 26, 2014 by snow*

**Business Calculus**

A company has operating costs of $2000 per thousand items produced. Its revenue function can be modeled by the equation: R(x)=30x/(x+2)² , where x is measured in thousands of items produced, and C and R are measured in thousands of dollars (so C(x)=2). 1. Determine the price-...
*March 25, 2011 by Adriana*

**Determining symetry**

Determine algebraically whether the graph of the function g is symmetric with respect to the x-axis, y-axis, or origin. g(x)=[(x^2)+(y^2)]^2=2xy
*September 9, 2008 by Shannon*

**Math**

Determine whether the function x^3+x^2-1 is even, odd or neither. I thought it was odd because it has one negative sign is this correct
*February 22, 2009 by lt*

**College algebra**

Determine without graphing, whether the given function has a maximum value and then find the value. f(x)=3x^2+18x-6
*March 15, 2013 by Jenn*

**Algebra III / Core II**

It has been since the beginning of last year since I last did this math and the teacher I currently have is a sub and doesn't know what the heck she's doing either - so if anyone can help me, that'd be oh so amazing! a. Solve d=rt in terms of d and t. b. solve p=4q + 12r for q...
*September 7, 2008 by Kristen*

**Math**

Select the relation that is a function. a. {(21, 11), (21, 10), (21, 9), (21, 8)} c. {(-6, -5), (3, 2), (10, 8), (3, 3)} b. {(-2, -1),(5, -1), (16, 3), (-3, -9)} d. {(5, 10), (-3, 10), (-3, -10), (4, 7)}
*August 17, 2013 by Anonymous*

**Calculus**

1. Determine whether Rolle's Theorem applied to the function f(x)=((x-6)(x+4))/(x+7)^2 on the closed interval[-4,6]. If Rolle's Theorem can be applied, find all numbers of c in the open interval (-4,6) such that f'(c)=0. 2. Determine whether the Mean Value Theorem applied to ...
*October 31, 2012 by Rudy*

**Discrete Math**

a) Show that the relation R on Z x Z defined by (a , b) R (c, d) if and only if a + d = b + c is an equivalence relation. b) Show that a subset of an anti symmetric relation is also anti symmetric. c) Suppose that R is a symmetric relation on a set A. Is R also symmetric? ...
*March 15, 2012 by Confused!! *

**Math**

Use the Factor Theorem to determine whether x-3 is a factor of P(x)=2x^3-5x^-9 . Specifically, evaluate P at the proper value, and then determine whether x-3 is a factor. P(_)=__ also pick which one applies x-3 is not a factor of P(x) x-3 is a factor of P(x)
*January 24, 2011 by Joe*

**Algebra**

Use the Factor Theorem to determine whether x+2 is a factor of P(x)=2x^4+x^3-3x-9. Specifically, evaluate P at the proper value, and then determine whether x+2 is a factor. P(__)= x+2 is or is not a factor of P(x)____
*May 17, 2011 by Miranda*

**algebra**

Is the relation y> the absolute value of x+3 a function? Why?
*September 25, 2010 by Rachael*

**Algebra II**

Which of the following is a relation but not a function a)( -10,1)(1,8)(-4, 2) b) (-4, 1)(1,1)(-2,-2) c) (-5,1)(1, -7)(21, -2) d) none of these?
*April 2, 2011 by anonymous*

**help plz**

Which relation is a function? {(5, 1), (4, 9), (6, 10)} {(0, 3), (0, 9), (12, 4)} {(5, 5), (5, 9), (5, 15)} {2, 10), (6, 10), (2, 3)} the third one?
*October 7, 2014 by Sara*

**algebra**

Can someone help with inverse relations and functions? is relation t a function? Is the inverse t a function? chart looks like: x 0 2 4 6 y -10 -1 4 8 If someone could please explain this problem
*December 10, 2012 by lee*

**AP math 11 grade**

the charges for a phone call are $.52 for first min. and $.35 for each additional min. A)graph this step function for 6 minutes.Let x represent time, and f(x) the charge B) for the domain 0<x<=6, what is the range? C)is the relation formed by interchanging x and f(x) ...
*November 21, 2010 by sal*

**Pre Algebra**

Tell wether the relation is a function (4,5), (-3,2), (4,9), (-2,-3)
*November 10, 2009 by Ashley*

**Pre Algebra**

Tell wether the relation is a function (4,5), (-3,2), (4,9), (-2,-3)
*November 10, 2009 by Ashley*

**math**

express the relation 6x+4y=24 in an equivalent form where y is a function of x
*September 19, 2010 by Anonymous*

**math**

a function is (always, never or sometimes) a relation.
*October 27, 2011 by Jane*

**Alg II **

Rewrite the relation as a function of x 4y+cubed root^x=(x-2)^2
*March 8, 2013 by Cymi*

**Algebra**

What is the domain of this relation? Is it a function? {(2, 7), (0, 3), (-4, 3)} Select one: a. {7, 3}; yes b. {2, 0, -4}; no c. {7, 3}; no d. {2, 0, -4}; yes
*February 20, 2014 by Mark*

**Pre-calculus**

Find the critical point of the function y=-2(x-1)^2-3. Then, determine whether the point represents a maximum, a minimum, or a point of inflection.
*August 23, 2008 by Lucy*

**Pre-calculus**

Find the critical point of the function y=-2(x-1)^2-3. Then, determine whether the point represents a maximum, a minimum, or a point of inflection.
*August 25, 2008 by Lucy*

**Physics **

Air resistance acting on a falling body can be taken into account by the approximate relation for the acceleration: a= dv/dt = g - kv, where k is a constant. (a) Derive a formula for the velocity of the body as a function of time assuming it starts from rest (v=0 at t=0). [...
*September 26, 2013 by Rose*

**Algebra Help**

Determine without graphing, whether the given quadratic function has a max value or min value and then find the value. F(x)=2x^2+16x-1
*October 15, 2014 by Anonymous*

**Calculus**

4) f(x)= { 3x^2 x< and equal 1 { ax+ b x > 1 What is the relation between a and b if the function is continuous for allof x.
*April 26, 2007 by Raj*

**Algebra**

Which ordered pair (x,y) makes the relation below a function? {(1,2), (-2,4), (3,3), (-4,4), (x,y) A (-4,-2) B (-2,3) C (3,2) D (5,1)
*September 11, 2012 by JaLeigh*

**math**

The relation {(2,11), (-9, 8), (14, 1), (5, 5)} is NOT a function when which ordered pair is added to the set? a. (8, -9) c. (0, 0) b. (6, 11) d. (2, 18)
*August 18, 2013 by g65*

**Pre-calculus-check answers**

Determine whether the function f(x)[x+1] is odd, even, or neither. Answer: neither odd nor even 2)Find the least integral upper bound of the zeros of the function f(x)=x^3-x^2+1. Answer: upper bound, 1
*August 23, 2008 by Lucy*

**Math, please help**

1)Determine the equation of the polynomial function of degree 3, with zeros -2, -1, and 4. The graph of this function passes through (5, -84). I have no idea how to do this one. 2) When 4x^4 - a5x^2 + px + 6 is divided by 2x+1, the remainder is 2. Determine the value of p.
*January 20, 2008 by Alex*

**Pre-calculus**

Determine whether the function f(x)[x+1] is odd, even, or neither. Answer: neither odd nor even 2)Find the least integral upper bound of the zeros of the function f(x)=x^3-x^2+1. Answer: upper bound, 1
*August 25, 2008 by Lucy*

**pre-calculus**

Determine whether the function f(x)[x+1] is odd, even, or neither. Answer: neither odd nor even 2)Find the least integral upper bound of the zeros of the function f(x)=x^3-x^2+1. Answer: upper bound, 1
*August 27, 2008 by lucy*

**math**

Consider the function f(x)= 3 ------. x^2-25 a) Determine any restrictions on x. b) State the domain and range. c) State equation(s) for the asymptote(s). d) Determine any x- and y-intercepts. e) Sketch a graph of the function. f) Describe the behaviour of the function as x ...
*November 27, 2013 by karthi*

**Repost physics**

Suppose the position of an object is given by ->r(vector) = (3.0t^2*ihat - 6.0t^3*jhat)m. Where t in seconds. Determine its velocity ->v as a function of time t. Determine its acceleration ->a as a function of time t. Determine ->r at time t = 2.5 s. Determine ->...
*September 15, 2009 by Han*

**Algebra**

Which relation is not a function? 1)(x-2)^2+y^2=4 2) x^2+4y+y=4 3) x+y=4 4) xy=4 So, I could eliminate some answers. My answer is either its 1 or 2. Can anyone help me?
*May 14, 2011 by Alz*

**ALGEBRA**

Determine whether the quadratic function has a minimum or maximum value.Then find the coordinates of the minimum or maximum point. f(x)=2x^2-4x
*March 3, 2009 by ANONYMOUS....*

**Math**

Determine whether f is continuous at x=c in the function. Use the 3 conditions of continuity to justify your answer. f(x) = x-1/x+1 c=-1 My answer is not continuous. Am I correct?
*May 1, 2010 by Abbey(Please help)*

**math**

7. Determine the inverse of each relation given. a. f(x) = 1/x-2 + 3 b. f(x) = 2(x – 4)^2 + 5
*May 24, 2012 by noel*

**Math**

determine the range of each relation for the domain {-3,-2,-1,0,1,2,3} a) y=-3x+4 b)y=2x^2+5 c)y=1/x-4 d) y=-5(x+1)^2-4
*July 2, 2013 by Vieanna*

**algebra**

Annual profit in thousands of dollars is given by the function, P(x) = 12x - 100, where x is the number of items sold in thousands, x ≥ 10. 1.describe the meaning of the number 12 in the formula, in terms of its meaning in relation to the profit. 2.describe the meaning ...
*February 29, 2012 by Anonymous*

**mumford**

decide whether the function is linear. then evaluate the function for the given value of x. f(x)=x-11:f(4)
*November 29, 2010 by james smith*

**Math**

Tell whether the function is linear. Then evaluate the function for the given value of x. 3.) f(x)= x^2 + x-2 ; f(1) Help please!!!
*September 2, 2014 by Farrah*

**Algebra**

Does this relation define a function? {(-8,2), (-8,8), (-1,8), (5,6), (8,7)} my answer is: No. (-8,2) and (-8,*) the first coordinates are copies of one another.
*March 28, 2008 by Sara*

**Algebra**

Does this relation define a function? {(-8,2), (-8,8), (-1,8), (5,6), (8,7)} my answer is: No. (-8,2) and (-8,*) the first coordinates are copies of one another.
*March 28, 2008 by Sara*

**Math**

The direction is: Tell whether the function is linear. Then evaluate the function for the given value of x. 1.) f(x) = x+5 ; f(-2) Help please!!
*September 2, 2014 by Farrah*

**algebra**

Determine if the inverse of function {(-3, -6), (-1, 2), (1, 2), (3, 6)} is also a function. A. function B. not a function B
*February 4, 2013 by drew*

**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*

**QUADRATICS.**

so given the relation y=34(1.04)^x state the initial value and also is this relation growth or decay? how do you know?
*June 30, 2010 by kyle*

**Elementary Satistics**

Test the following function to determine whether it is a probability function. If it is not, then make it into a probability function. (Give your answers correct to one decimal place.) R(x) = 0.2, for x = 0, 1, 2, 3, 4 (a) List the distribution of probabilities. R(0) =0 ...
*September 21, 2014 by Vickie Huff*

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